Quiz about Equivalence and Simplification of Expressions

Question 1

Which expression is equivalent to 3x + 5 + 7x + 2?

Accepted Answer

10x + 7

Answer

17x

Answer

17

Answer

15x + 2

Question 2

Which expression is equivalent to 6y + 22y + y?

Accepted Answer

29y

Answer

28y + 1

Answer

22y + 7

Answer

29

Question 3

Find an equivalent expression for the given expression: 36x + 24

Accepted Answer

2(18x + 12)

Answer

4(9x + 7)

Answer

4(9x + 8)

Answer

12(3x + 3)

Question 4

Which is equivalent to -(9x + 4 - y)?

Accepted Answer

-9x - 4 + y

Answer

-9x + 4 - y

Answer

-9x + 36x + 9xy

Answer

-9x - 36x + 9xy

Answer

-9x - 36x - 9xy

Question 5

Evaluate the given expression when a = 4 and b = 5.
2a + 6b

Accepted Answer

38

Answer

34

Answer

19

Answer

89

Question 6

Simplify the expression
5x - 9 - x + 2

Accepted Answer

4x - 7

Answer

6x - 11

Answer

6x - 18

Answer

4x - 11

Question 7

Simplify the following expression:
8a - 2(7a -3)

Accepted Answer

-6a + 6

Answer

8a - 14a - 6

Answer

-6a - 6

Answer

-6a - 3

Question 8

Identify the coefficients in the following expression:
x + 5 - 3x - 1

Accepted Answer

1 and -3

Answer

3 and 1

Answer

-3 and -1

Answer

5 and -1

Question 9

Which answer choice shows two expressions that are equivalent?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 10

Which pair of expressions are not equivalent?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 11

Factor the following, find GCF and choose an equivalent expression
4x + 8

Accepted Answer

4(x + 2)

Answer

4x(1 + 2)

Answer

2(2x + 8)

Question 12

Use the distributive property to find an equivalent expression of: 4(b + 6n)

Accepted Answer

4b + 24n

Answer

b + 6n

Answer

4 + 6n

Answer

28bn

Question 13

Simplify this expression:

-7w + (-6) + 5 + (-9w)

Accepted Answer

-16w - 1

Answer

-2w - 1

Answer

-16w - 11

Answer

-2w + 11

Question 14

Find the simplified equivalent expression:

2.1 - 3.7c + 1.9c - 1.4

Accepted Answer

0.7 - 1.8c

Answer

1.8c + 0.7

Answer

3.5 - 5.6c

Answer

4.9c

Question 15

Simplify the expression:

-3c + 5r -7r + 8c + 23 - 3r -12

Accepted Answer

5c -5r + 11

Answer

5c - 15r - 35

Answer

-5c + 5r + 35

Answer

11c -15r + 11

Question 16

Simplify this expression:

4.6x - 5.3x + 10.2y + 9 - 7.6

Accepted Answer

-0.7x + 10.2y + 1.4

Answer

0.7x + 10.2y +16.6

Answer

-9.9x + (-10.2y) + 1.4

Answer

-0.7x +10.2y 16.6

Question 17

Expand the expressions using the distributive property:

-2( 2.5x - 6)

Accepted Answer

-5x +12

Answer

-0.5x + 12

Answer

5x -12

Answer

-5x - 6

Question 18

¹/₂(8a - b +16)

Accepted Answer

4a - ¹/₂b + 8

Answer

4a + ¹/₂b + 16

Answer

8.5a + ¹/₂b + 16

Answer

4a + ¹/₂b - 8

Question 19

Use distributive property to expand this expression:

2w( - 4.5 - 2.7x)

Accepted Answer

-9w - 5.4wx

Answer

-9w - 2.7x

Answer

2w - 4.5 - 2.7x

Answer

-9w - 5.4x

Question 20

Using the GCF, what is the factored form of 18f - 45

Accepted Answer

9(2f - 5)

Answer

3(6f - 15)

Answer

6(3f - 5)

Answer

18(f - 3.5)

Equivalence and Simplification of Expressions

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