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Combining and Evaluating Expression Test

| 19 Questions

1

1 pt

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

5x + 6y

5x + 7y

5x + 9y

7x + 7y

2

1 pt

Which choice is equivalent to the expression 4(x + 2y)?

4x + 8y

4x + 2y

x + 8y

8xy

3

1 pt

Which expression is equivalent to 4x + 3y + 7x – 2y?

7x + 5y

11x + y

12xy

4

1 pt

Which expression is equivalent to 4(x + 7) + x?

5x + 28

5x + 7

4x + 28

5

1 pt

Which expression is equivalent to

Don't freak out...use your calculator.

10y

7y + 3

23y + 27

6

1 pt

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

54xy

24xy + 30

6x + 3y + 5

6x + 18y + 30

7

1 pt

Which expression is equivalent to x + x + x + 3?

x + 3

3x + 3

3(x + 3)

3x

8

1 pt

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

8gh

6gh

4g + 2h

2g + 2h

9

1 pt

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

10

1 pt

Which expression is equivalent to 2(x + 5x + 9) + x(1 + 2)+ 3?

10x + 12

15x + 12

15x + 21

18x + 24

11

1 pt

Which expression represents the perimeter of the triangle above

9k + 36

10k + 25

20k + 25

24k + 36

12

1 pt

Which expression represents the perimeter of the above rectangle?

14x

6x + 8

3x + 8

3x + 4

13

1 pt

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

39

37

25

14

1 pt

What is the value of the expression 2x + 4y + 3x, if x = 3 and y = 2?

17

23

27

15

1 pt

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

x + x y

x^2 + x – y

x^2 + y – x

y + y + x^2 – x

16

1 pt

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

39

80

159

234

17

1 pt

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

14

15

21

22

18

1 pt

What is the value of 4x + 5 + 2x + y, if x = 6 and y = 4?

29

45

47

81

19

1 pt

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

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