Expressions Study Guide

Simplify:

(4 - 3w)(2)

• 8 - 6w

• 8 + 6w

• 2 - 1w

• 2 + 5w

• 2w

Simplify: $3-3x+5x-13$  

•  $2x-10$  

•  $2x-16$  

•  $8x-10$  

•  $8x-16$  

Which of the following expressions is equivalent to 10x - 8?

• 2(5x - 8)
• 10(x - 8)
• 8(2x - 1)
• 2(5x - 4)

Tags

CCSS.6.EE.A.4

Which of the following is equivalent to 16ab + 24b?

• 8b(2a + 3)
• 8ab(2 + 3)
• 8a(2b + 3)
• 8(2a + 3b)

Tags

CCSS.7.EE.A.1

Simplify:

-3y(5y + 2)

• 15y - 6y

• $-15y^2\ -\ 6y$

• 9y

• $-15y^2+2$
  

Factor 12x - 40 using the GCF

• 2(6x -20)

• 4(3x + 10)

• 4(3x - 10)

• 2(6x + 20)

An expression "cannot be factored" when...

• there are no common factors.

• the only common factor is 1.

• there are no more like terms.

• An expression can always be factored.

Factoring is the opposite of which property

• associative

• additive inverse

• distributive

• commutative

Tags

CCSS.6.EE.A.1

What is the GCF of 18xy and 12x

• 3

• 3x

• 6x

• 2x

• 6

Simplify:

n -10 + 9n - 3=

• $10n^2-13$

• 9n - 13

• 10n + 7

• 10n -13