Topic 1 : Expressions

Which expression shows the given expression when simplified?

3x + 9 - 2x - 5

• 5x + 14

• 5x + 4

• x + 14

• x + 4

Tags

CCSS.7.EE.A.1

Which expressions are equivalent to

4x + 16?

Choose all equivalent expressions

• 4(x + 4)

• 3x + 11 + 2x + 5

• 5x + 15 - x + 1

• 4x + 4 + 12 - x

Tags

CCSS.6.EE.A.4

Which shows the evaluated expression?

2.5 + (4² - 5) + 2

• 7.5

• 12.5

• 15.5

• 16.5

How many terms are in the expression?

4b - 8 + 3c

• 1

• 2

• 3

• 4

Tags

CCSS.6.EE.A.2B

What are the coefficients in the expression?

4b - 8 + 3c

Choose all correct answers

• 4

• 3

• 8

• 1

Tags

CCSS.6.EE.A.2B

What are the variable(s) in the expression?

4b - 8 +3c

Choose all correct answers.

• a

• b

• c

• d

Tags

CCSS.6.EE.A.2B

Find an equivalent expression for 6(2x - 7)

• 12x - 7

• 2x - 42

• 12x + 42

• 12x - 42

Tags

CCSS.6.EE.A.4

Evaluate 4b - 8 + 3c when b = 6 and c = 5

• 1

• 31

• 73

• 3

Tags

CCSS.6.EE.A.2C

What is the value of 3³?

• 6

• 9

• 27

• 81

Which of these expressions is equivalent to 129?

Choose all that are correct.

• 9² + 3 ⋅ 4²

• 7² ⋅ 3 − 4 ⋅ 7

• 3(2³ ⋅ 5 + 3)

• 5³ + 2²

• 6 ⋅ 3³ - 5 ⋅ 7