To answer this question we will use the following slope-point formula for the equation of a line:
\(y-y_1=m(x-x_1)\text{.}\)Recall that two lines are parallel if they have the same slope.
Now, notice that the given equation is y=5x, therefore, the slope of the given equation is 5.
Using the slope-point formula, we get that the equation of the parallel line to y=5x that passes through (-5,5) is:
\(y-5=5(x-(-5))\text{.}\)Simplifying the above equation we get:
\(\begin{gathered} y-5=5(x+5), \\ y-5=5x+25. \end{gathered}\)Adding 5 to the above equation we get:
\(\begin{gathered} y-5+5=5x+25+5, \\ y=5x+30. \end{gathered}\)Answer:
\(y=5x+30.\)What are the two main purposes of all businesses?
-developing communities
-earning revenue
-improving public image
-incurring costs
-maximizing profits
The two main purposes of all businesses are earning revenue and maximizing profits, the correct option is B and E.
We are given that;
The four options
Now,
Earning revenue means generating income from selling goods or services to customers. Revenue is the lifeblood of a business, as it covers the costs of production, operation, and growth. Without revenue, a business cannot survive or fulfill its other purposes.
Maximizing profits means increasing the difference between revenue and costs. Profits are the reward for creating value for customers and stakeholders. Profits can be reinvested in the business to improve quality, efficiency, innovation, and competitiveness. Profits can also be distributed to shareholders, employees, or society as dividends, wages, or donations.
Therefore, by unitary method the answer will be earning revenue and maximizing profits.
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Write a equation in slope intercept form
Answer:
\(y=\frac{1}{2} x-8\)
Step-by-step explanation:
Slope-intercept form is organized in the form y=mx+b, where m is the slope and b is the y-intercept.
Because we're already given the values, we just have to plug them into the equation.
\(y=mx+b\\y=\frac{1}{2} x+(-8)\\y=\frac{1}{2} x-8\)
To graph this equation, first plot a point at (0, -8). This is because the y-intercept is -8, meaning that the line crosses the y-axis when y=-8.
Then, plot the next point using the slope. The slope is equal to the rise/run of the line, or the number of units the line travels upwards / the number of units the line travels to the right. Because the slope is 1/2, we know that for every 2 units a point travels to the right, it goes up by 1 unit.
Please see the picture attached.
I hope this helps!
Bryan invests $6500 in two different accounts. The first account paid 11 %, the second account paid 7 % in interest. At the end of the first year he had earned $519 in interest. How much was in each account?
$ at 11 %
$ at 7 %
Bryan invested $1600 in the first account (earning 11% interest) and $4900 (6500 - 1600) in the second account (earning 7% interest).
Let's assume that Bryan invested an amount of x dollars in the first account, which earns 11% interest, and (6500 - x) dollars in the second account, which earns 7% interest.
The interest earned from the first account can be calculated as 0.11x, and the interest earned from the second account can be calculated as 0.07(6500 - x).
According to the problem, the total interest earned after one year is $519. So we can set up the equation:
0.11x + 0.07(6500 - x) = 519
Simplifying the equation:
0.11x + 455 - 0.07x = 519
0.04x + 455 = 519
0.04x = 64
x = 64 / 0.04
x = 1600
Therefore, Bryan invested $1600 in the first account (earning 11% interest) and $4900 (6500 - 1600) in the second account (earning 7% interest).
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It costs $3.45 to buy 3/4 lb of chopped walnuts. What is the unit price for one
pound of chopped walnuts? Show or explain your reasoning. *
Answer:
Step-by-step explanation:
3.45/(3/4)
3.45/0.75
4.6$ per pound
Simon used 13 pears and 9 apple to make fruit salad. What was the ratio of the number of apple to the number of fruit in the fruit salad?
Answer:
13:9
Step-by-step explanation:
The ratio of the number of apples to the number of fruits in the fruit salad is given by the equation A = 9 : 22
What is Proportion?
The proportion formula is used to depict if two ratios or fractions are equal. The proportion formula can be given as a: b::c : d = a/b = c/d where a and d are the extreme terms and b and c are the mean terms.
The proportional equation is given as y ∝ x
And , y = kx where k is the proportionality constant
It demonstrates the equality of the relationship between the expressions printed on the left and right sides.
Given data ,
Let the ratio of number of apples to the number of fruits be A
Now , the proportion will be
The number of pears = 13 pears
The number of apples = 9 apples
Now , the number of fruits = number of pears + number of apples
Substituting the values in the equation , we get
The number of fruits = 13 + 9 = 22
Now , the proportion of apples to fruits A is
Ratio of the number of apples to the number of fruits in the fruit salad A = number of apples : number of fruits
Substituting the values in the equation , we get
Ratio of the number of apples to the number of fruits in the fruit salad
A = 9 / 22
A = 9 : 22
Therefore , the value of A is 9 : 22
Hence , the proportion is 9 : 22
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the table below show the number of studnts in the school choir.
school choir
Students Number
Girls 48
Boys 64
the choir teacher plans to arrange the students in equal rows. Only girls and boys will be in each row. What is the greatest number of students that could be in each row.
Answer:
4 rows of 28 kids
Step-by-step explanation:
Considered the situation of case study on problem (2) with a larger sample of metal pieces. The diameters are as follows: 1.01, 0.97, 1.03, 1.04, 0.99, 0.98, 1.01, 1.03, 0.99, 1.00, 1.00, 0.99, 0.98, 1.01, 1.02, 0.99 centimeters. Once again the normality assumption may be made. Do the following and compare your results to those of the case study. Discuss how they are different and why.
a. Compute a 99% CI on the mean diameter
b. Compute a 99% PI on the next diameter to be measured.
c. Compute a 99% tolerance interval for coverage of the central 95% of the distribution of diameters.
Answer:
a
\( 0.9876 < \mu < 1.0174 \)
b
\(0.941 < x_o < 1.064\)
c
\(0.933 , 1.072\)
Step-by-step explanation:
From the question we are told that
The data is
1.01, 0.97, 1.03, 1.04, 0.99, 0.98, 1.01, 1.03, 0.99, 1.00, 1.00, 0.99, 0.98, 1.01, 1.02, 0.99
Generally sample mean is mathematically represented as
\(\= x = \frac{\sum x_i}{n}\)
=> \(\= x = \frac{1.01 + 0.97 + 1.03 \cdots +1.02 + 0.99}{16}\)
=> \(\= x =1.0025\)
Generally the standard deviation is mathematically represented as
\(\sigma = \sqrt{\frac{\sum (x - \= x) ^2}{n} }\)
=> \(\sigma = \sqrt{\frac{ (1.01 - 1.0025 ) ^2 + (0.97 - 1.0025 ) ^2+ \cdots + (0.99 - 1.0025 ) ^2 }{16} }\)
=> \(\sigma = 0.0202\)
Given that the confidence level is 99% then the level of significance is
\(\alpha = (100 - 99 ) \%\)
=> \(\alpha = 0.01\)
From the t distribution table the critical value for \(\frac{\alpha }{2} = \frac{0.05}{2} = 0.005\) is \(t_{\frac{\alpha }{2} } = 2.947\)
Generally the margin of error is mathematically represented as
\(E = t_{\frac{\alpha }{2} } * \frac{\sigma }{\sqrt{n} }\)
=> \(E = 2.947 * \frac{0.0202 }{\sqrt{16} }\)
=> \(E = 0.01488\)
Generally the 99% confidence interval is
\(\= x - E < \mu < \= x + E\)
=> \(1.0025 - 0.01488< \mu < 1.0025 + 0.01488\)
=> \( 0.9876 < \mu < 1.0174 \)
Generally the 99% Prediction interval is mathematically represented as
\(\= x -[t_{\frac{\alpha }{2} } * \sigma * \sqrt{1 + \frac{1}{n} } ] < x_o <\= x +[t_{\frac{\alpha }{2} } * \sigma * \sqrt{1 + \frac{1}{n} } ]\)
So
=> \(1.0025 -[2.947 * 0.0202 * \sqrt{1 + \frac{1}{16} } ] < x_o <1.0025 +[2.947 * 0.0202 * \sqrt{1 + \frac{1}{16} } ]
=> \(0.941 < x_o < 1.064\)
Generally the two sided limit tolerance factor at sample size of n = 16 , Prediction level of 99% and confidence level of 95 is \(r = 3.421\) , this value is obtained from the statistical table
Generally the 99% tolerance interval for coverage of the central 95% of the distribution of diameters is mathematically represented as
\(\= x - (r * \sigma ) , \= x + (r * \sigma )\)
=> \(1.0025 - ( 3.421 * 0.0202) , 1.0025 + ( 3.421 * 0.0202)\)
=> \(0.933 , 1.072\)
C 80 km 39 km What is the length of the hypotenuse?
Answer:
89 km
Step-by-step explanation:
a^2+b^2=c^2
80^2+39^2=c^2
6400+1521=c^2
7921=c^2
sqrt of 7921=89
help me solve this please 2x+5y
Answer:
35
Step-by-step explanation:
Simply plug in the value of your 'x' and 'y':
x = 4.5
y = 5.2
\(2(4.5)+5(5.2)=9+26=35\)
Find the area of the triangle having the indicated angle and sides. (Round your answer to one decimal place.)
B 128°, a 86, c = 37
The area of the triangle with angle B = 128°, side a = 86, and side c = 37 is approximately 2302.7 square units.
To find the area of a triangle when one angle and two sides are given, we can use the formula for the area of a triangle:
Area = (1/2) * a * b * sin(C),
where a and b are the lengths of the two sides adjacent to the given angle C.
In this case, we have angle B = 128°, side a = 86, and side c = 37. To find side b, we can use the law of cosines:
c² = a² + b² - 2ab * cos(C),
where C is the angle opposite side c. Rearranging the formula, we have:
b² = a² + c² - 2ac * cos(C),
b² = 86² + 37² - 2 * 86 * 37 * cos(128°).
By substituting the given values and calculating, we find b ≈ 63.8.
Now, we can calculate the area using the formula:
Area = (1/2) * a * b * sin(C),
Area = (1/2) * 86 * 63.8 * sin(128°).
By substituting the values and calculating, we find the area of the triangle to be approximately 2302.7 square units.
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Evaluate 5x + 2y, if x = -1 and y = 0.
I need help fast!!!
Can someone please give me this answer
Answer:
42°
Step-by-step explanation:
According to Exterior Angle Theorem,
an exterior angle of a ∆ is equal to the sum of the opposite interior angles.
So,
h+96°=138°
h=138°-96°
h=42°
If you have 1/4 of a pie left and you give away 5/8 how much pie do you have left
Answer:
You cannot give away more than you have. You have no pie left.
Step-by-step explanation:
1/4 - 5/8
Multiply 1/4 by 2 to get a common denominator in order to subtract.
2/8 - 5/8
= -3/8
You can't have -3/8 of a pie.
Therefore, you have no pie left.
salesperson earns $345 for selling $2300 in merchendice find the commison rate
Answer:
The commission rate is 15%
Step-by-step explanation:
commission = commission rate x sales
where the commission rate is expressed as a decimal.
In this case, the salesperson earned a commission of $345 for selling $2,300 in merchandise. Therefore, we have:
345 = commission rate x 2300
To solve for the commission rate, we can divide both sides by 2300:
commission rate = 345/2300
Simplifying this expression, we get:
commission rate = 0.15
So, the commission rate is 15%
The cost to mail a package is $7 for the first 2 pounds and 30 cents for each additional ounce.
Which of the following functions represents the cost to mail a package if x is the number of ounces over 2 pounds?
ƒ(x ) = 7 + 0.3x
ƒ(x ) = 14 + 0.3x
ƒ(x ) = 0.3(x + 2)
Answer:
the first one
Step-by-step explanation:
The cost to mail a 2-lb package is $7.
The cost to mail a 2-lb, 1 oz package is $7+$0.30(1).
That to mail a 2-lb, 2 oz package is $7+$0.30(2) = $7.60.
Following this pattern, the general formula is f(x) = $7 + $0.30x, where x represents the number of ounces OVER 2 lb.
Correct answer gets brainliest
Answer:
D. its a two dimensional object
Answer:
A. It is a polygon
C. It is a one-dimensional object
The shape is a polygon in two dimensions since a polygon must have at least three straight sides.
What is an equation of a line, in point-slope form, that
passes through (1, – 7) and has a slope of -2/3
y-7= }(1-1)
y+7= (1+1)
y-7=-|(+1)
y+7=-3(2-1)
Answer:
y + 7 = -2/3 (x - 1)
Step-by-step explanation:
Point-slope form is y - y1 = m (x - x1)
-7 is y1, -2/3 is m, and 1 is x1
When you plug the values in, you get y + 7 = -2/3 (x - 1)
similar triangles are the same shape but different sizes. in order for two triangles to be similar, the corresponding angles must be congruent and the corresponding sides must be proportional. T/F
The statement given is true. Similar triangles are the same shape but different sizes. in order for two triangles to be similar, the corresponding angles must be congruent and the corresponding sides must be proportional.
Two triangles are said to be similar if their corresponding sides are proportionate and their corresponding angles are congruent. As a result, using another triangle, we may determine the dimensions of one triangle. With the help of the formulas shown below, we can determine the pertinent angles and side lengths for triangles DEF and RTS if they are two similar triangles.
∠D = ∠R, ∠E = ∠T and ∠F= ∠S
DE/RT = EF/TS = DF/RS
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Find the measures of the angles 1 through 7.
NEED HELP ASAP!!!
due by 3
Answer:
185
Step-by-step explanation:
Total area is 27 x 10= 270
unshaded are is 17x5= 85
270 - 85 = 185 (total shade area)
Maricopa's Success scholarship fund receives a gift of $ 75000. The money is invested in stocks,
bonds, and CDs. CDs pay 2.25 % interest, bonds pay 4.4 % interest, and stocks pay 6.5 % interest.
Maricopa Success invests $ 30000 more in bonds than in CDs. If the annual income from the
investments is $ 3610, how much was invested in each account?
Maricopa Success invested $___in stocks.
in bonds.
Maricopa Success invested $___ in bonds.
Maricopa Success invested $____in CDs.
Answer:
Maricopa's Success invests $25,000 in stocks, $40,000 in bonds, and $10,000 in CDs.
Step-by-step explanation:
a = Stocks
b = Bonds
c = CDs
a + b + c = 75000
b = 30000 + c
a = 75000 - c - 30000 - c = 45000 - 2c
0.065(45000 - 2c) + 0.044(30000 + c) + 0.0225c = 3610
2925 - 0.13c + 1320 + 0.044c + 0.0225c = 3610
0.0635c = 635
c = 10000
So b = 40000 and a = 25000
Noah and Lin are each trying to solve the equation x^2-6x+10=0.They know that the solutions to x^2=-1 are i and -i but they are not sure how to use this information to solve for x in their equation.Lin knows 36-40 is a negative number and isn’t sure what to do next. Show how Lin can write her solution using i.
Lin's work:
Answer:
x=3+i or x=3-i
Step-by-step explanation:
x²-6x+10=0
(x²-6x+9) + 1 = 0
(x-3)² + 1 = 0
(x-3)² = -1
x-3 = ± √-1 = ± i
x = 3 + i or x = 3 - i
The next step is that L in can write her solution using i be like x = 3 + i or x = 3 - i.
What is an equation?Mathematical phrases with two algebraic symbols on either end of the equal (=) sign are called equations. To illustrate this connection, the expressions just on the left and right are demonstrated to be equivalent to each other. L.H.S. = R.H.S. (left-hand side = right side) is a fundamental simple equation.
From the given values provided in the question,
x² - 6x + 10 = 0
(x² - 6x + 9) + 1 = 0
(x - 3)² + 1 = 0
(x - 3)² = -1
x - 3 = ±√-1
x - 3 = ± i
x = 3 + i or,
x = 3 - i
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Evaluate if a=3, x=2, y=5, and z=4
2y – [4a = (x + 1)]
Answer:
Step-by-step explanation:
3 x y for x=2,
y=3: 3 x y x=2, y=3; Evaluate (z+2)(z-1) for z=5: (z+2)(z-1) z=5.
A politician takes an SRS of 75 citizens in a county to see what proportion of citizens sampled are satisfied with
their standard of living. Suppose that 80% of the 118,000 citizens in the county are satisfied with their
standard of living.
What are the mean and standard deviation of the sampling distribution of the proportion of citizens who are
satisfied with their standard of living?
Answer:
μp^ = 0.8
σp^ = √0.8(1−0.8)/75
Step-by-step explanation:
Who can solve 5 + [5(6^3)] - 10
Step-by-step explanation:
small braccket first = 216
then 5"216= 1080
5+1080-10
1085-10
1075
Montraie is going to invest in an account paying an interest rate of 4.6% compounded annually. How much would Montraie need to invest, to the nearest ten dollars, for the value of the account to reach $1,610 in 15 years?
If Montraie is going to invest in an account paying an interest rate of 4.6% compounded annually, then she has to invest $820.06 for the value of the account to reach $1610 in 15 years
The interest rate = 4.6%
The final amount = $1610
The time period = 15 years
The compound interest
A = \(P(1+\frac{r}{100})^{t}\)
Where A is the final amount
P is the principal amount
r = interest rate
t is the time period
Substitute the values in the equation
1610 = \(P(1+\frac{4.6}{100})^{15}\)
1610 = P×1.96
P = 1610/1.96
P = $820.06
Hence, if Montraie is going to invest in an account paying an interest rate of 4.6% compounded annually, then she has to invest $820.06 for the value of the account to reach $1610 in 15 years
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Mr. T gave the clerk $10 to pay for 5 pairs of blue gloves. The clerk gave him $4.65 in
change. Each pair of blue gloves cost the same amount. What is the cost in dollars and
cents for each pair of gloves?
Answer:
each blue glove is 1.07
Step-by-step explanation:
10-4.65=5.35
5.35/5=1.07
Answer:1.07
Step-by-step explanation:10-4.65=5.35
5.35/5=1.07
436,709 rounded to the nearest hundred thousand
Answer:
400,000
Step-by-step explanation:
The cost of staying one night at a hotel in amber city is $49. The cost of staying one night at a hotel in bear lake is $149 find the amount saved on a 5 night stay in amber city instead of bear lake
Step-by-step explanation:
The answer to the Q is=$49×5
$245
So I still don’t understand.
An equation for the height of the rocket after t seconds is h(t) = -16t² + 352t.
The time it takes for the rocket to reach a height of 0 is 22 seconds.
The time it takes to reach the top of its trajectory is 11 seconds.
The maximum height is 1,936 feet.
The time it takes to reach a height of 968 feet is 18.8 or 3.2 seconds.
How to determine the time when the rocket would hit the ground?Based on the information provided, we can logically deduce that the height (h) in feet, of this rocket above the ground is related to time by the following quadratic function:
h(t) = -16t² + Vit
When the initial velocity is 352 feet per seconds, the height function becomes;
h(t) = -16t² + 352t
Generally speaking, the height of this rocket would be equal to zero (0) when it hits the ground. Therefore, we would equate the height function to zero (0) as follows:
0 = -16t² + 352t
352t = 16t²
Time, t = 352/16
Time, t = 22 seconds.
Next, we would determine the maximum height of this rocket by taking the first derivate in order to determine the time (t) it takes;
h(t) = -16t² + 352t
h'(t) = -32t + 352
352 = 32t
t = 352/32 = 11 seconds.
h(11) = -16(11)² + 352(11)
h(11) = 1,936 feet.
At a height of 968 feet, the time is given by;
968 = -16t² + 352t
16t² - 352t + 968 = 0
t² - 22t + 60.5 = 0
Time, t = 18.8 or 3.2 seconds.
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