Expressions Quiz 2 Review

Evaluate the expressions if w = -4

-7w² + 2w

• 104

• -64

• -120

• 120

Evaluate the expression if x = -8 and y=3

12x ÷ 4y

• -8

• 72

• -72

• 8

Write an expression to represent: Eighteen less than a number

• x - 18

• 18 - x

• x ÷ 18

• x + 18

Write an expression to represent:

triple a number

• x + 3

• x - 3

• 3x

• 3 ÷ x

Write an expression to represent: Sixteen more than the quotient of a number and 2

• 16 (2x)

• (2 ÷ x) + 16

• 16 + 2x

• (x ÷ 2) + 16

Evaluate the expression if

a = 3, b = 4, and c = -6

bc + 5a

• 9

• 38

• -38

• -9

Translate this phrase into an algebraic expression.
8 less than the product of 4 and a number
Use the variable m to represent the unknown number.

• 8 - 4m
• 8m - 4
• 8m + 4
• 4m - 8

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Write an expression to represent:

three times a number plus 16

• 3(16)+n

• 16n+3

• 3n+16

"twice" tells us to..

• ADD

• SUBTRACT

• MULTIPLY

• DIVIDE

What could the expression 0.70x represent?

• 70% increase

• 70% decrease

• 30% increase

• 30% decrease