Understanding Expression Test

by Erin Coward

| 18 Questions1

2 pts

Large balloons are sold in packages of 12. Select the expressions that can represent the total number of balloons in p packages of large balloons.

12 - p

12 x p

p + 12

p / 12

12p

2

2 pts

Which expression is equivalent to 5y + 2y + 6x + 2y – x?

5x + 6y

5x + 7y

5x + 9y

7x + 7y

3

2 pts

Which expression is equivalent to

10y

7y + 3

23y + 27

4

2 pts

Which expression is equivalent to 6(x + 3y + 5)?

54xy

24xy + 30

6x + 3y + 5

6x + 18y + 30

5

2 pts

Which expression is equivalent to g + g + g + g + h + h?

6

2 pts

Select the Expressions that are equivalent.

4(5c+3) and 9c+7

10f-10 and 2(8f-5)

12g+21 and 3(4g+7)

6(4j-6) and 24-36j

7

2 pts

Which expression is equivalent to 2(4 + x + 6y) + 3(5 + 3x+ y)?

4x + 9y + 23

5x + 21y + 23

10x + 13y + 23

11x + 15y + 23

8

2 pts

Mr. Parker wants to rent a cargo van for a day. It will cost the daily fee of $50 plus $0.35 per mile driven. Let m = the number of miles Mr. Parker drives for the day. Write an expression that shows the amount he will pay for the van.

9

2 pts

Which expression represents the perimeter of the triangle above

9k + 36

10k + 25

20k + 25

24k + 36

10

2 pts

What is the value of 4x + 7 + 2y, if x = 6 and y = 4?

11

2 pts

If x = 7 and y = 8, which expression will have a value of 50?

12

2 pts

Evaluate the expression:

13

2 pts

What is the value of the expression (x + y)2 + z, when x = 7, y = 8, and z = 9?

39

80

159

234

14

2 pts

Write an expression for: 5 times the sum of a number and 8. Use x as your variable.

15

2 pts

If b = 2, what is the value of the expression

14

15

21

22

16

2 pts

A car wash company earns $10.00 to wash the outside of a car and $5.00 to clean the inside of a car. They washed the outside of 12 cars and cleaned the inside of 8 cars. How much did the car wash company earn total?

$140

$160

$200

$300

17

2 pts

Sunny earns $12 per hour delivering cakes. She worked for x hours this week. Unfortunately, she was charged $15 for a late delivery on Tuesday. Write an expression for how much Sunny earns a week.

18

2 pts

In order to combine like terms, the terms must have the same variable and same__________________.

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