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Lisa [10]
3 years ago
7

Question 3

Mathematics
2 answers:
Vikentia [17]3 years ago
7 0

Answer:

4x + 2y is the answer

vivado [14]3 years ago
6 0

Answer:

T = 4x + 2y

Step-by-step explanation:

4 t-shirts = 4x

2 pairs of pants = 2y

total = T

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3) Two cars leave Cincinnati at the same time. Car A moves East at a constant speed of 60 miles per hour, while car B
Inessa [10]

Answer:

D). 262.5 miles.

Step-by-step explanation:

The speed at which they are drawing apart = 60 + 45 = 105 mph.

So in 2.5 hours they wiil be

2.5 * 105

= 210 + 52.5

= 262.5 miles.

4 0
3 years ago
Help me plss I don't get it
olga55 [171]
15 games per month because all you had to do was divided 195 by 13 which equals 15 games per month
7 0
3 years ago
Thirty-five sophomores, 69 juniors and 24 seniors are randomly selected from 461 sophomores, 328 juniors and 558 seniors at a ce
LekaFEV [45]

Answer:

Stratified sampling technique(A)

Step-by-step explanation:

From the question, the population of an high school from which selection was made equals 461 sophomores, 328 juniors and 558 seniors.

35 sophomores, 69 juniors and 24 seniors are randomly selected. The technique used in selecting is Stratified sampling technique. This is because stratified sampling involves dividing the entire population into stratas and then selects a final sample randomly from the different strata. This means that a smaller part of the entire population is used as a sample in drawing conclusions for the entire population.

7 0
3 years ago
9 (x-y)^2-9 (x+y)(x-y)
bazaltina [42]
<h2>Answer</h2>

This answer is 18y • (y - 1)

<h2>Explanation</h2>

Step by step solution:

Equation at the end of step 1:

9 (x - y) ^2 - 9 (x^{2} - y^{2})

Equation at the end of step 2:

9 (x^2 + y^2 - 2xy) - 9 (x^2 - y^2)

Equation at the end of step 3:

9x^2 + 9y^2 - 18xy - 9x^2 + 9y^2

Equation at the end of step 4:

After performing basic +, - operation we get:

18y^2 - 18xy

Answer is: 18y. (y – x)


3 0
3 years ago
Consider triangle PQR. What is the length of side QR?
love history [14]

Answer: 16 units

Step-by-step explanation:

5 0
3 years ago
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