Answer:
t ≤ -135
Step-by-step explanation:
multiply each side by 5 which then cancels out the 5 in the fraction then turns -27 into -135. Since we multiplied negatives we flipped the sign.
Did 8 is a prime number?
A whole number higher than one that cannot be divided exactly by any other whole number than itself and one is a prime number, 8 is divisible by 2 and 4 other than itself and 1, so 8 is not a prime number.
What is a prime number?A whole number higher than one that cannot be divided exactly by any other whole number than itself and one is a prime number.
what is whole number?Complete numbers the range of numbers that includes zero and natural numbers. not a decimal or fraction.
factor of 8 = 2x2x2,
since 8 is divided by 2, so it is not a prime number.
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the height of the Empire State Building in New York City is 1250 ft and 364 fewer feet than the height of the world financial center building in shanghai, china. what is the height (h) of the World Financial Center building?
Answer:
1614 should be the correct answer
Hope this helps!
In 2002, 946 million telephones with cords were sold. Each year after that, the number of the number of corded phones fell by approximately 28 million per year. The same year, approximately 16 million cell phones were being used, and this number was predicted to increase by approximately 34 million per year. Let x represent the number of years since 2002 and y represent the total number of accountsWrite an equation for each company to represent the number of accounts in a give year
The companies being considered are:
The company that is concerned with corded telephones
The company that is concerned with cellphones
Let x represent the number of years since 2002 and y represent the total number of accounts
From the information given,
Considering the first company,
Initial number of accounts = 946 x 10^6
The number of accounts fell by approximately 28 million per year. This means that in x years, the number of accounts that would have been lost is
28 x 10^6 * x
= - 28x x 10^6
It is negative because it is reducing
The slope intercept form of a linear equation is expressed as
y = mx + c
where
m = rate of change
c = y intercept of value of y when x = 0
By comparing with the given scenario,
Mai paid $16 for 4 pumpkin pie slices. How many pumpkin pie slices is that per dollar?
A box of green marbles and blue marbles. Yosef takes the box and randomly drawls a marble. He records the color at the right and places the marble back into the box. Yosef repeats the process 50 times
Yosef conducted an experiment with a box containing green and blue marbles. He randomly drew a marble from the box, recorded its color, and placed it back into the box. This process was repeated 50 times.
Yosef's experiment involved a box that contained green marbles and blue marbles. To study the distribution of colors, he followed a specific procedure. Yosef randomly drew a marble from the box without looking and recorded the color of the marble. He made sure to put the marble back into the box before repeating the process. This process was repeated a total of 50 times.
By conducting this experiment, Yosef aimed to gather data on the probability of drawing green or blue marbles from the box. The recorded results of each draw provided him with a sample set that could be analyzed statistically. Yosef could calculate the frequency of green and blue marbles based on the recorded data, giving him insights into the relative likelihood of selecting marbles of different colors from the box. Such experiments can help in understanding random processes, probability distributions, and making predictions based on collected data.
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a 60-year-old female is diagnosed with hyperkalemia. which symptom would most likely be observed?
Hyperkalemia is a medical condition that refers to an elevated level of potassium in the blood.
This condition can be caused by several factors, including kidney disease, certain medications, and hormone imbalances. Symptoms of hyperkalemia can range from mild to severe, depending on the level of potassium in the blood.
In a 60-year-old female diagnosed with hyperkalemia, the most likely symptom that would be observed is muscle weakness. This is because high levels of potassium can interfere with the normal functioning of muscles, leading to weakness, fatigue, and even paralysis in severe cases.
Other symptoms that may be observed in hyperkalemia include nausea, vomiting, irregular heartbeat, and numbness or tingling in the extremities. Treatment of hyperkalemia typically involves addressing the underlying cause of the condition, as well as managing symptoms through medication and lifestyle changes.
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Ralph runs at a constant rate of 3 miles per hour. How long will it take Ralph to run 15 miles?
A. 2 hr.
B. 3 hr.
C. 4 hr.
D. 5 hr.
Answer:
Step-by-step explanation:
b
Which of the following choices will simplify
(2+6)/4
+ 12 x 3 + 1
A. 39
B. 40
C. 43
D. None of these choices are correct.
Answer:
A. 39
Step-by-step explanation:
( 2 + 6 ) / 4 + 12 × 3 + 1
first solve the bracket .
8 / 4 + 12 × 3 + 1
then do the division or multiplication.
2 + 36 + 1
finally do the addition or subtraction.
39
The order
{
1. B - Bracket
2. O - Or
3. D - Division
M - Multiplication
4. A - Addition
S - Subtraction }
Is it true that if A and B are m×n, then both ABT and ATB are defined.
No, it is not necessarily true that both ABT and ATB are defined for matrices A and B of size m × n.
In order for the matrix product ABT to be defined, the number of columns in A (which is n) must be equal to the number of columns in BT (which is also n). This means that the number of rows in B (which is m) must be equal to the number of rows in A (which is also m). So, if A and B are both square matrices of size n × n, then ABT is defined
On the other hand, in order for the matrix product ATB to be defined, the number of columns in AT (which is m) must be equal to the number of columns in B (which is also n). This means that the number of rows in A (which is m) must be equal to the number of rows in B (which is also m). So, if A and B are both square matrices of size m × m, then ATB is defined.
However, if A and B are not square matrices, then it is possible that only one of ABT or ATB is defined, or neither of them are defined. In general, the product of two matrices is only defined if the number of columns in the first matrix is equal to the number of rows in the second matrix.
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A researcher conducts an experiment comparing two treatment conditions with 22 scores in each treatment condition. If the researcher used an independent-measures design, how many subjects participated in the experiment
In an independent-measures design experiment with two treatment conditions and 22 scores in each condition, a total of 44 subjects participated in the experiment.
To determine the number of subjects who participated in the experiment with an independent-measures design and 22 scores in each treatment condition, you simply need to add the number of scores in each condition together.
A researcher conducts an experiment comparing two treatment conditions with 22 scores in each treatment condition. If the researcher used an independent-measures design, how many subjects participated in the experiment are as follows:
Step 1: Identify the number of scores in each treatment condition.
There are 22 scores in each of the two treatment conditions.
Step 2: Add the number of scores in both treatment conditions together.
22 scores (from treatment condition 1) + 22 scores (from treatment condition 2) = 44 scores
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Y=
Is it a growth or decay?
rate%
and the end behavior
1. We know that it is exponential growth since it has a positive exponent.
2. The exponential growth rate is 1%.
How do you know exponential growth?
Exponential growth is a pattern of growth in which a quantity grows over time at an ever-increasing rate. The rate of expansion in an exponential growth process is proportional to the quantity's current value.
It's vital to keep in mind that exponential growth is an idealized concept and may not always be possible in practical circumstances.
Given that;
2 = 1 + r
r = 2- 1
r = 1%
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how do you do one step equations?
write 7.171717 as a mixed number
Answer:
7 17/99
Step-by-step explanation:
A group of 10 students took tests in math, English, and chemistry.
The scatter plots compare the students’ scores on the tests
Complete the sentences to describe the data.
The math and English scores show
a positive correlation
a negative correlation
no correlation
The math and chemistry scores show
a positive correlation
a negative correlation
no correlation
The correlation of the scatterplots are defined as;
The math and English scores show; A positive correlation.
The math and chemistry scores show; A negative correlation
What is the correlation of the scatterplot?In correlation in statistics, it could either be positive correlation, negative correlation or no correlation at all.
A positive correlation is defined as a relationship between two variables that tend to move in the same direction. Thus, a positive correlation exists in the event that one variable tends to decrease while the other variable decreases, or one variable tends to increase while the other variable increases.
A negative correlation is defined as a relationship between two variables whereby one variable increases while the other decreases, and vice versa.
No correlation means there is no relationship between the two variables.
Now, for scatterplot of the math and English scores shown, we see that majority of the english scores increase as the maths scores increase and as sch it is a positive correlation.
Meanwhile, for the math and chemistry scores shown, majority of the maths score decreases with an increase in the chemistry score and as such this is a negative correlation.
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write the unit rate for each situation \
Travel 250 mi in 5 hours
Answer:
50 miles per hour
Step-by-step explanation:
1. Divide 250 miles by 5 hour.
2. 250 divided by 5 = 50
So this means 50 is your unit rate and they traveled 50 miles per hour.
The table shows the colors of Ms. Beal’s pens and how many of each she has.
What is the ratio of black to blue pens?
Answer:
2:1
Step-by-step explanation:
12 divided by 6 = 2
6 divided by 6 = 1
2:1
The polynomial f(x) has degree 4. Choose each statement that could describe all the zeros of f
One zero with multiplicity 3
One zero with multiplicity 4
One zero with multiplicity 5
One zero with multiplicity 1 and one zero with multiplicity 2
One zero with multiplicity 1 and one zero with multiplicity 3
One zero with multiplicity 2 and two zeros with multiplicity 1
One zero with multiplicity 2 and three zeros with multiplicity 1
Two zeros with multiplicity 2
Two zeros with multiplicity 2 and two zeros with multiplicity 1
Two zeros with multiplicity 2 and three zeros with multiplicity 1
Two zeros with multiplicity 1
Three zeros with multiplicity 1
Four zeros with multiplicity 1
Five zeros with multiplicity 1
The answer choices which could correctly describes all the zeroes of the polynomial in discuss are;
One zero with multiplicity 4.One zero with multiplicity 1 and one zero with multiplicity 3.One zero with multiplicity 2 and two zeros with multiplicity 1.Two zeros with multiplicity 2Four zeros with multiplicity 1.Which answer choices could correctly describe the zeroes of a polynomial with degree 4?It follows from the task content that the answer choices which could correctly represent the zeroes of the polynomial be determined.
Since the degree of the polynomial is 5, the number of factors (linear) such polynomial s would have must be 4.
On this note, the total factors is determined by the aggregate sum of zeroes and multiplicities.
Ultimately, the possible zeroes for the polynomial are as indicated above.
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How do I determine whether a graph is a function?
Here's a more detailed explanation: To determine if a graph is a function, you can use the vertical line test. The vertical line test states that if you can draw a vertical line that intersects the graph in more than one place, then the graph is not a function.
Determining whether a graph represents a function is an important concept in mathematics, especially in algebra and calculus. A function is a set of ordered pairs where each input is associated with exactly one output.
So, if you take a ruler or a straight edge and place it vertically on the graph, and it intersects the graph in two or more points, then the graph is not a function. This is because if two points in the graph have the same x-value, they must have different y-values, since functions can only have one output for each input.
On the other hand, if you place a vertical line anywhere on the graph and it intersects the graph in only one point, then the graph is a function.
It's also important to remember that a function must also pass the horizontal line test, which means that no horizontal line can intersect the graph in more than one place.
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consecutive numbers?
The Largest of 3 consecutive integers is 4
Let the Integers be n, n+1 , n+2
2n+3(n+2)= 13+ n+1
2n+3n+6= 14+n
5n-n=14-6
4n=8
n=2
So the numbers are:
2,3,4
4 being the largest number
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Answer:
The largest of the three consecutive numbers is 4.
Step-by-step explanation:
If we set the three consecutive integers as \(x\), \(x+1\), and \(x+2\), we can use the following formula to determine \(x\):
\(2x+3(x+2)=(x+1)+13\)
\(2x+(3x+6)=(x+1)+13\)
\(2x+3x+6=x+1+13\)
\(5x+6=x+14\)
\(5x=x+8\)
\(4x=8\)
\(x=2\)
Therefore, the three consecutive numbers are 2, 3, and 4.
To verify the results:
The sum of twice the smallest and three times the largest is equal to 13 more than the middle number...
\(2(2)+3(4)=3+13\)
\(4+12=16\)
\(16=16\text{ (Check.)}\)
The school is 3.64 miles from Tonya's house and 1.27 miles from Jamal's house. How much farther from school is Tonya's house than Jamal's house? Complete the explanation on how you can use a quick picture to solve the problem.
Answer: Tonya's house is 2.37 miles farther from the school than Jamal's house.
Step-by-step explanation: To solve this problem using a quick picture, we can draw a line segment to represent the distance from the school to Tonya's house, and another line segment to represent the distance from the school to Jamal's house. We can then use a ruler to measure the length of each line segment and subtract the length of the line segment representing the distance to Jamal's house from the length of the line segment representing the distance to Tonya's house.
For example, if we draw a line segment that is 3.64 inches long to represent the distance from the school to Tonya's house and a line segment that is 1.27 inches long to represent the distance from the school to Jamal's house, then we can use a ruler to measure the lengths of the line segments and find that the line segment representing the distance to Tonya's house is 3.64 - 1.27 = 2.37 inches longer than the line segment representing the distance to Jamal's house. This means that Tonya's house is 2.37 miles farther from the school than Jamal's house.
if you select a dvd at random, then select another at random (while keeping the first in your hand), what is the probability that both will be harry potter films?
The probability of selecting two Harry Potter DVDs at random, one after the other, is 1/110.
The probability of selecting a Harry Potter DVD at random is dependent on the total number of DVDs and the number of Harry Potter DVDs in the collection. Let's assume there are a total of 100 DVDs and 10 of them are Harry Potter films.
When selecting the first DVD, the probability of picking a Harry Potter film is 10/100 = 1/10.
After selecting the first DVD, there are 99 DVDs left, with 9 Harry Potter films remaining.
When selecting the second DVD, the probability of picking another Harry Potter film, while keeping the first one in hand, is 9/99 = 1/11.
To find the probability of both DVDs being Harry Potter films, we multiply the probabilities: (1/10) * (1/11) = 1/110.
Therefore, the probability that both DVDs will be Harry Potter films is 1/110.
In conclusion, the probability of selecting two Harry Potter DVDs at random, one after the other, is 1/110.
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Emily rented a truck to move her belongings from her old apartment to her new apartment. The company charges a flat rental fee of $21.50 with an additional $0.50 for each mile driven. If the total cost was at most $121, how far did Emily drive to move her belongings to her new apartment?
A.
at least 199 miles
B.
at most 199 miles
C.
at least 60.5 miles
D.
at most 242 miles
Answer:
B.
at most 199 miles
Step-by-step explanation:
To find how many miles Emily drove, we need to use the equation
Total cost = flat fee + miles driven * cost per mile
Substituting in the numbers
121 ≥ 21.50 + m * .5
121≥ 21.50 +.50m
Subtract 21.50 from each side.
99.50 ≥ .5m
Divide each side by .5
199 ≥m
Emily drove less than or equal to 199 miles
What are the coordinates of the point (-8,5) if it is reflected across the x-axis?
a. (8,5)
b. (8, -5)
c. (-8,5)
D. (-8,-5)
I’ll mark branliest
Answer:
D:(-8,-5)
Step-by-step explanation:
It is already negative and if plotted the coordinates then reflected, it will give this answer
Can anyone help with this equation? PLS
I need this for right now!
Answer: \(5^{3}\)
Step-by-step explanation:
Can anyone help me with this please I really need help with this rq .
Answer:
Step-by-step explanation:
g(x) = ax - b
-76 = 27a - b
-79 = 28a - b Subtract
3 = -a Multiply both sides by -1
a = -3
g(x) = -3x - b
-85 = -3*30 - b
-85 = - 90 - b Add 90 to both sides
90-85 = - b Combine
5 = - b Multiply both sides by - 1
-5 = b
g(x) = -3x - b
g(x) = -3x - (-5)
g(x) = - 3x + 5
Find the value of n to make each statement true.
Answer:
36. n= 4
37. n= 7
38. n= 14
39. n= 9
40. n =6
Answer:
Step-by-step explanation:
36. n = 4
37. n = 7
38. n = 14
39. n = 9
40. n = 6
What is the change in elevation from -87.2 Feet to 33.6 Feet?
Answer:
120.8 feet
Step-by-step explanation:
1. A garbage truck travels along a straight road. It
stops at points A, B, and P. The points are not
in that order. Point A is between points B and P.
It is 52 meters from point B to point P. The
distance from point B to point A is 35 meters.
Find the distance from point A to point P.
it 10 because if you divide the add and get the simplest for it is 10
The sum of two numbers is 25 the difference between three times the larger one and two times the smaller one is 55
Answer:
(21, 4)
Step-by-step explanation:
x+y=25
3x-2y=55
3x+3y=75
3x-2y=55
5y=20
y=4
x+4=25
x=21
Simplify the following:
a. a+a+a+a+a+a
b. 5x-4x+10x
c. 9t+3t-6t
d. -5j+11j+j
=(a+a+a+a+a+a)
= 6a
b. 5x-4x+10x=(5x+−4x+10x)
= 11x
c. 9t+3t-6t=(9t+3t+−6t)
= 6t
d. -5j+11j+j=(−5j+11j+j)
= 7j
a)= 6a
b)= 11x
c)=6t
d)= 7j
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