Expressions Test Review

A Girl Scout receives a profit on each box of cookies she sells. The original price of each box is x dollars. The Girl Scout sells 30 boxes for a total of (30x - 30) dollars. Factor the expression to find the amount the Girl Scout makes from each box sold.

• $1

• $2

• $30

• $900

Simplify:

-19y + 3y

• -16y

• 16y

• 22y

• -22y

Simplify:

15x + 8y - 4x - 11y

• -11x+19y

• -11x-19y

• 11x+3y

• 11x-3y

Simplify:

12x - 4x - 9x

• 1x

• -1x

• 25x

• -25x

Simplify:

12( -5x + 2y)

• 60x

• -60x-24y

• -60x+24y

• 60x+24y

Simplify

6(3b + 9)

• 18b+54

• 18+54

• 18b-54

• 18b+45

Simplify:

4(6 - x)

• 28x

• 24+4x

• 24x+4

• 24-4x

Factor.

30x - 15

• 15(2x-1)

• 15(2x+1)

• 3(10x-5)

• -3(10x+5)

Simplify:

(4x - 14) + (3x - 7)

• x-21

• x-7

• 7x-21

• 7x-7

Simplify:

16 + 5(3 + z)

• 31 + 5z

• 63 + 5z

• 16 + 15z

• 31z - 5z