Review Simplifying and Evaluating Algebraic Expressions

Simplify:
-1x + y - z + 10z + 2x - 10y

• 1x - 9y + 9z

• 1x - 9z - 9y

• -1x - 9z - 9y

• -1x - 9 - 9y

Tags

CCSS.7.EE.A.1

Simplify the expression: -5(x + 4)

• 5x + 4

• -5x + 4

• -5x - 20

• -5x + 20

Tags

CCSS.6.EE.A.3

8y + 12 - 2z
for y = 4 and z = 2

• 40

• 20

• 84

• 34

Tags

CCSS.6.EE.A.2C

Evaluate if a = 2 and b = 8
6 + 7b - 3a

• -100

• 100

• -56

• 56

Tags

CCSS.6.EE.A.2C

Match the following expressions.

• 6x + 20

• 2(3x + 10)

• 5x + 10

• 5(x + 2)

• 2(3x + 5)

• 8x + 6

• 2(4x + 3)

• 6x + 10

• 8x + 24

• 4(2x + 6)

Tags

CCSS.6.EE.A.4

Are the following expressions equivalent?

• Yes

• No

Tags

CCSS.7.EE.A.1

Are the following expressions equivalent?

5(5c +6) and 25+ 30c

• Yes

• No

Tags

CCSS.6.EE.A.4

Are the following expressions equivalent?

20d-16 and 4(5d-4)

• Yes

• No

Tags

CCSS.6.EE.A.4

Evaluate the expression.

Tags

CCSS.6.EE.A.2C

Simplify: -3(-2x - 8) + 15

• -6x - 9

• 6x + 39

• 6x - 9

• 6x + 49

Tags

CCSS.6.EE.A.3