Answer:
52
Step-by-step explanation:
given that the number is a
The expression for Ten less than 5 times the value of a number is given by
5a - 10
10 times the quantity of 12 more than one-fourth of the number.
a/4 is one-fourth of number
12 more than one-fourth of the number
a/4 + 12
expression for 10 times the quantity of 12 more than one-fourth of the number. is given by
10(a/4 + 12) = 10a/4 + 12*10 = 2.5a + 120
Given that the above two expression are equal
equating them we have
5a - 10 = 2.5a + 120
adding 10 both sides
=>5a - 10+ 10 = 2.5a + 120 + 10
=> 5a = 2.5a + 130
subtracting 2.5a from both sides
=> 5a - 2.5a = 2.5a + 130 - 2.5a
=> 2.5a = 130
dividing both side by 2.5
=> a = 130/2.5 = 52
Thus, value of a is 52
Which of the following graphs represents the solution to −3x − 3y ≥ 6? The graph shows a solid line, which passes through a point negative 2 comma 0 and a point 0 comma negative 2, with shading above the line. The graph shows a solid line, which passes through a point negative 2 comma 0 and a point 0 comma negative 2, with shading below the line. The graph shows a dashed line, which passes through a point negative 2 comma 0 and a point 0 comma negative 2, with shading above the line. The graph shows a dashed line, which passes through a point negative 2 comma 0 and a point 0 comma negative 2, with shading below the line.
The graph that represents the solution to the linear inequality −3x − 3y ≥ 6 is given as follows:
The graph shows a solid line, which passes through a point (-2,0) and a point (0,-2), with shading below the line.
The graph is presented at the end of the answer.
How to define a linear function?The slope-intercept equation for a linear function is presented as follows:
y = mx + b
The coefficients m and b represent the slope and the intercept, respectively, and are explained as follows:
m represents the slope of the function, which is by how much the dependent variable y increases or decreases when the independent variable x is added by one.b represents the y-intercept of the function, representing the numeric value of the function when the input variable x has a value of 0. On a graph, the intercept is given by the value of y at which the graph crosses or touches the y-axis.The inequality for this problem is given as follows:
−3x − 3y ≥ 6
In slope-intercept format, we have that:
3y ≤ -3x + 6
y ≤ -x - 2.
Hence the intercepts are:
(0,2).(-2,0).Due to the equal sign, the graph is a solid line, and the shading is below the line, as the inequality is the amounts lower than the line.
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FOR 20 POINTS Assume the random variable x is normally distributed with mean µ = 50 and standard deviation σ = 7. Find the indicated probability. P(x > 35)=
The likelihood that x exceeds 35 is around 0.9822, or 98.22%.
How is probability determined?How probable something is to happen is determined by its probability. The probability is computed by dividing number of possible outcomes by the number of possible ways the event might occur.
For a randomly distributed variable with mean Equal 50 with standard deviation = 7, we may use the conventional normal distribution table, commonly referred to as the Z-table, to determine the likelihood that x > 35.
The Z-score is obtained by first standardizing the variable x by removing the mean and subtracting the standard deviation.
(x - µ) / σ = (35 - 50) / 7 = -2.14
This means that x = 35 is 2.14 standard deviations below the mean.
Now, we can use the Z-table to find the probability of a Z-score less than -2.14.
The probability P(x > 35) is equal to 1- P(x < 35) = 1 - P(Z < -2.14) =1-0.0178 = 0.9822.
Therefore, the probability that x is greater than 35 is approximately 0.9822 or 98.22%.
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what is 6.892 as a fraction
Answer:
6 223/250
Step-by-step explanation:
Rewrite the decimal number as a fraction with 1 in the denominator
6.892=6.8921
Multiply to remove 3 decimal places. Here, you multiply top and bottom by 103 = 1000
6.8921×10001000=6892/1000
Find the Greatest Common Factor (GCF) of 6892 and 1000, if it exists, and reduce the fraction by dividing both numerator and denominator by GCF = 4,
6892÷41000÷4=1723/250
Simplify the improper fraction,
=6 223/250
In conclusion,
6.892=6 223/250
6.892
.892 = 892/1000
Answer: 6_892/1000
You can reduce 892/1000 if needed. I'll let you do that.
1 2 /3 − 4 /5 =
Can you please help me
Answer:
hope it helped you...! :)
pls help i am in k12
Refer to the equation 2x − 6y = 12.
Write the equation in Slope Intercept Form.
Find the x-intercept and the y-intercept?
Create a table of values for 4 points. You can include the intercepts. Show your work.
X
Y
Answer:
(Hope this helps can I pls have brainlist (crown)☺️)
Step-by-step explanation:
To find the x-intercept, substitute in 0 for y yand solve for x . To find the y-intercept, substitute in 0 for x and solve for y .
x-intercept(s): ( 6 , 0 )
y-intercept(s): ( 0 , − 2 )
Use the slope-intercept form y = m x + b to find the slope m and y-intercept b .
Slope: \(\frac{1}{3}\)
graph in pic
(Credit: M a t h w a y)
A negative number on the x-axis (-a, b) would move in what direction?
A positive number on the x-axis (+a, b) would move in what direction?
A negative number on the y-axis (a, -b) would move in what direction?
A positive number on the y-axis (a, +b) would move in what direction?
Please answer for points and brainliest!
a) A negative number on the x-axis (-a, b) would move in the left direction by one unit.
To find out why, check point (0, b) on the y-axis and point (-a, b) on the x-axis.
The distance between these two points is a unit, meaning that the point (-a, b) is one unit to the left of the point (0, b).
b) A positive number on the x-axis (+a, b) would move in the right direction by a unit.
Again, let's look at the point (0, b) on the y-axis and the point (+a, b) on the x-axis.
The distance between the two points is also one unit, which means the point (+a, b) is one unit to the right of the point (0, b).
c) A negative number on the y-axis (a, -b) would move in the downward direction by b units.
Assume that point (a, 0) is on the x-axis and point (a, -b) is on the y-axis. The distance between them is b units, which means that the point (a, -b) is b units below the point (a, 0).
d) A positive number on the y-axis (a, +b) would move in the upward direction by b units.
Also, check the point (a, 0) on the x-axis and point (a, +b) on the y-axis. The distance between these two points is b units, which means that the point (a, +b) is b units above the point (a, 0).
What is a number?A number is a mathematical term used to show the quantity or value of a thing. It can be depicted using numerals, symbols, or words.
Examples include 30, hundred, -8, 6x, "5", 0.67, etc.
Numbers can be Positive - numbers greater than zero, or negative - numbers less than zero.
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PLEASE HELP i realy don’t understand this at all
Check the picture below, recall that the radius of a circle is always the same length in the circle.
Choose the expression that is equivalent to fraction with 7 raised to the negative tenth power in the numerator and 7 raised to the fourth power times seven raised to the zero power in the denominator.
negative 1 divided by 7 raised to the fourteenth power
−714
1 divided by 7 raised to the fourteenth power
714
The equation that corresponds to fraction \(\frac{7^{-10} }{(7^{4} )(7^{0} )}\) is \(\frac{1}{7^{14} }\) . A phrase by itself could contain an action .
what is expression ?It is possible to multiply, divide, add, or subtract in math. An expression has the following structure: Expression: (Math Operator, Number/Variable, Math Operator). A mathematical expression is made up of numbers, variables, and functions (such as addition, subtraction, multiplication or division etc.) It is possible to compare expressions and phrases. In English, a phrase by itself could contain an action, but it doesn't constitute a full sentence.
given
\(\frac{7^{-10} }{(7^{4} )(7^{0} )} \\= \frac{1}{7^{4} } *\frac{1}{7^{10} } * 1\\= \frac{1}{7^{14} }\)
The equation that corresponds to fraction \(\frac{7^{-10} }{(7^{4} )(7^{0} )}\) is \(\frac{1}{7^{14} }\) .
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What value makes the number sentence true?
3+ (12 X 4) = 0
O A. 19
B. 40
C. 51
D. 60
O E. 144
Answer:
C) 51
Step-by-step explanation:
\(3+(12*4)=3+(48)=51\)
PLSS HELP ME WITH THISSS!! 35 POINTS
Answer:
the temperature at 6pm was 12.8 F
Step-by-step explanation:
Temperature every three hours...
9am: - 10.6
rose 14.2 so you add this to the starting temperature
9am - Noon: - 10.6 + 14.2 = 3.6
Noon: 3.6
went up 11 so you add this to the temperature at noon
Noon - 3pm: 3.6 + 11 = 14.6
3pm: 14.6
went down 1.8 so you subtract this to the temperature at 3pm
3pm - 6pm: 14.6 - 1.8
6pm: 12.8
Solve this inequality for x.
Answer:
A. x ≥ 21\(\frac{2}{3}\)
Step-by-step explanation:
81 - 1\(\frac{1}{5}\) x ≤ 55
-1\(\frac{1}{5}\) x ≤ 55-81
-\(\frac{6}{5 }\) x ≤ -26
x ≥ -26(-\(\frac{5}{6}\)) **flip the inequality when you divide by a negative number
x ≥ 21\(\frac{2}{3}\)
Which three lengths CANNOT be the lengths of the sides of a triangle?
A: 16 m, 5 m, 11 m
B: 23 m, 20 m, 15 m
C: 11 m, 15 m, 11 m
D: 8 m, 7 m, 12 m
Answer:
I think B and C cannot be lengths of the sides of a triangle
The figure below has a perimeter of 20 cm. Jinaiya wants to scale this figure by a factor of 0.75
What will the perimeter of the scaled figure be?
Answer:
15cm
Step-by-step explanation:
scale factor =image diatace/object distance
0.75=x/20
0.75×20=x
15=x
: .x=15cm
3. [-/2 Points]
Find the limit of the function (if it exists). (If an answer does not exist, enter DNE.)
4x² + 5x-6
x+2
DETAILS
20
lim
X--2
Write a simpler function that agrees with the given function at all but one point. Use a graphing utility to confirm your result.
g(x)
LARCALC12 1.3.044.
Need Help? Read It
The limit of the function as x approaches -2 is 20.To find the limit of the function (if it exists), we can substitute the given value into the function and simplify. Given function: f(x) = 4x² + 5x - 6x + 2
To find the limit as x approaches -2, we substitute -2 into the function:
f(-2) = 4(-2)² + 5(-2) - 6(-2) + 2
= 4(4) - 10 + 12 + 2
= 16 - 10 + 12 + 2
= 20
Therefore, the limit of the function as x approaches -2 is 20.
To write a simpler function that agrees with the given function at all but one point, we can use a graphing utility. By plotting the given function and observing its behavior, we can create a simpler function that matches the original function except at one point.
However, without further information about the specific behavior of the given function, it is not possible to provide a more detailed explanation or a graph of the simpler function.
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Which correctly orders the following decimals and fractions from least to greatest?
A: 0.22, 3/12, 0.75, 8/9
B: 8/9, 0.75, 3/12, 0.22
C: 0.22, 0.75, 8/9, 3/12
D: 0.75, 8/9, 0.22, 3/12
Natalie borrowed money from her parents to pay for a trip.
Natalie will pay her parents in equal amounts every week until she pays back the entire amount she borrowed.
The table below shows the amount of money Natalie still owes her parents at the end of every two weeks for the first eight weeks.
Number of Weeks Natalie Has Paid,
�
w
Amount Natalie Still Owes,
�
d
0
0
$
180
$180
2
2
$
162
$162
4
4
$
144
$144
6
6
$
126
$126
8
8
$
108
$108
Part A
How much does Natalie pay her parents each week?
$
per week
Part B
Write a function that shows the relationship between the amount Natalie still owes,
�
d, and the number of weeks she has paid,
�
w.
Natalie will pay her parents $9 each week, and the initial amount she still owed was $180.
We can see that Natalie is reducing the amount she owes by $18 every two weeks.
Therefore, the amount she owes after 2 weeks is $180 - $18 = $162, after 4 weeks is $144, after 6 weeks is $126, and after 8 weeks is $108.
This means that after n weeks, the amount she still owes is:
$180 - $18n
Since she will pay the same amount each week, let's call the weekly payment P. After one week, she will owe:
$180 - P
After two weeks, she will owe:
($180 - P) - P = $180 - 2P
After four weeks, she will owe:
($180 - 2P) - P - P = $180 - 4P
After six weeks, she will owe:
($180 - 4P) - P - P = $180 - 6P
And after eight weeks, she will owe:
($180 - 6P) - P - P = $180 - 8P
We can set up an equation using the information we have:
$180 - 8P = $108
Solving for P, we get:
P = $9
Therefore, Natalie will pay her parents $9 each week, and the initial amount she still owed was $180.
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The complete question:
Natalie borrowed money from her parents to pay for a trip. Natalie will pay her parents in equal amounts every week until she pays back the entire amount she borrowed. The table below shows the amount of money Natalie still owes her parents at the end of every two weeks for the first eight weeks. How much does Natalie pay her parents each week? What is the initial amount Natalie still owes?
Week 0 = $180
Week 2 = $162
Weeks 4 = $144
Week 6 = $126
Week 8 = $108
The question that is asked...
Answer:
ps is perpendicular to line ur.
angle pvr is 90°
12x+3x=90°
15x=90°
x=90°/15
x=6
by putting value of x
12x=72°
1. A right triangular prism that is 12 inches long, 3 inches
wide, and 4 inches tall is represented by the figure
below. What is the volume of the prism, in cubic inches?
In the Cartesian coordinate system, which coordinate point represents the location of the
origin?
A. (0, 1)
B.(0, 0)
C.(1.O)
D.(1, 1)
Answer:
(0, 0)
Step-by-step explanation:
Each reference line is called a coordinate axis or just axis (plural axes) of the system, and the point where they meet is its origin, at ordered pair (0, 0).
During the exponential phase, e.coli bacteria in a culture increase in number at a rate proportional to the current population. If growth rate is 1.9% per minute and the current population is 172.0 million, what will the population be 7.2 minutes from now?
During the exponential phase, e.coli bacteria in a culture increase in number at a rate proportional to the current population. If growth rate is 1.9% per minute and the current population is 172.0 million, the population 7.2 minutes from now can be calculated using the following formula:
P(t) = P ₀e^(rt)where ,P₀ = initial population r = growth rate (as a decimal) andt = time (in minutes)Substituting the given values, P₀ = 172.0 million r = 1.9% per minute = 0.019 per minute (as a decimal)t = 7.2 minutes
The population after 7.2 minutes will be:P(7.2) = 172.0 million * e^(0.019*7.2)≈ 234.0 million (rounded to the nearest tenth)Therefore, the population of e.coli bacteria 7.2 minutes from now will be approximately 234.0 million.
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If there are 50 runners in a race. How many ways can the runners finish first, second, and third
Answer:
here are 117,600 ways the runners can finish first, second, and third in the race.
Step-by-step explanation:
The number of ways the runners can finish first, second, and third in a race can be calculated using the concept of permutations. In this case, we are interested in selecting 3 runners from a group of 50.
The number of ways to choose the first-place finisher is 50 because any of the 50 runners can finish first. After one runner is selected for the first place, there are 49 remaining runners.
For the second-place finisher, there are 49 remaining runners to choose from since one runner has already been selected for the first place. Thus, the number of ways to choose the second-place finisher is 49.
Similarly, for the third-place finisher, there are 48 remaining runners to choose from since two runners have already been selected for the first and second places. Hence, the number of ways to choose the third-place finisher is 48.
To determine the total number of ways the runners can finish in first, second, and third places, we multiply the number of choices for each position: 50 * 49 * 48 = 117,600.
Therefore, there are 117,600 ways the runners can finish first, second, and third in the race.
3.2468 rounded to the nearest tenth.
please help me
Answer:
3.2
Step-by-step explanation:
Find the number in the tenth place
2
and look one place to the right for the rounding digit
4
. Round up if this number is greater than or equal to
5
and round down if it is less than
5
.
Determine whether each function represents exponential growth or decay
Answer: Depends on the function but to figure this out you look for the growth factor in the equation is greater than 1
You are finding a measure of center in the data sets below using either the mean or the median. In which of the data sets should you find the median? Select all that apply.
A) 68, 73, 77, 75, 23, 62 B) 84, 73, 28, 91, 93, 77 C) 24, 22, 21, 19, 23, 25 D) 18, 13, 56, 21, 12, 19 E) 77, 15, 81, 83, 84, 72
The whole given data sets can have their median calculated after being arranged either in an ascending or descending order. That is option A,B,C,D and E.
What is median of a data set?The median of a data set is defined as the data that is found at the center, otherwise known as the measure of center of a data set, after being arranged in ascending or descending order.
For example the median of option A) is calculated as follows:
Data set= 23,62,68,73,75,77
Median = 68+73/2 = 70.5
Therefore the median is between 68 and 73 which is = 70.5
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Simplify 7x + [x - (5 + x)].
O 7x - 5
O8X-5
9x - 5
Answer:
7x-5
Step-by-step explanation:
Duane begins paying a $5,000
student loan with an annual interest rate of 6.5%
compounded monthly. He schedules monthly payments of $118.57
for 4
years.
The following table shows the first payment in the amortization schedule.
Payment
Number Loan
Amount Payment Interest Principal Remaining
Balance
1
$5,000.00
$118.57
?
What amount of Duane's first payment goes to interest?
Responses
The amount of Duane's first payment that goes to interest is approximately $26.47.
To determine the amount of Duane's first payment that goes to interest, we need to use the amortization formula for a loan.
The formula to calculate the interest portion of a loan payment is:
Interest = Remaining Balance * Monthly Interest Rate.
Let's calculate the interest for the first payment using the given information:
Loan Amount = $5,000.00
Monthly Payment = $118.57
First, we need to calculate the monthly interest rate:
Monthly Interest Rate = Annual Interest Rate / 12
= 6.5% / 12
= 0.00542
Next, we need to calculate the remaining balance after the first payment:
Remaining Balance = Loan Amount - Principal Paid
= $5,000.00 - $118.57
= $4,881.43
Finally, we can calculate the interest portion of the first payment:
Interest = Remaining Balance * Monthly Interest Rate
= $4,881.43 * 0.00542
= $26.47
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The sets of ordered pairs below represent the cost to fix a plumbing issue based on the number of hours. The first coordinate represents the hours and the second coordinate the cost.
We can say that after answering the offered question For instance, if equation fixing a plumbing problem takes an hour, the cost would be $75. If the repair takes two hours, it will cost $125, and so on.
What is equation?An equation is a mathematical statement that proves the equality of two expressions connected by an equal sign '='. For instance, 2x – 5 = 13. Expressions include 2x-5 and 13. '=' is the character that links the two expressions. A mathematical formula that has two algebraic expressions on either side of an equal sign (=) is known as an equation. It depicts the equivalency relationship between the left and right formulas. L.H.S. = R.H.S. (left side = right side) in any formula.
{(1, 75), (2, 125), (3, 175), (4, 225), (5, 275)}
The cost to repair a plumbing issue based on the number of hours is represented by these sets of ordered pairs. For instance, if fixing a plumbing problem takes an hour, the cost would be $75. If the repair takes two hours, it will cost $125, and so on.
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Rewrite 8.24 x 10 6 in standard form
A 824,000
B 8,240,000
C 8,240,000,000
D 82,400,000
Answer:
answer is B) 8 240 000
(: have a nice day
Answer:
B 8,240,000
Step-by-step explanation:
your welcome
Ava used the following equation in order to solve a math problem involving integers.
– h
---- =j
–k
If the equation Ava used is correct, which of the following equations is not correct?
A – j = –hk
B j = hk
C – j = h–k
D – j = –h–k
Answer:
D = -j = -h/-k
Step-by-step explanation:
Find the 5th term in the sequence described by 3n - 2. (1 point)
O 13
O 17
07
0-13
Answer:
It's 13
Step-by-step explanation:
the fifth term is n. do 3*5=15 and then subtract 2 to get 13!