Adding and Subtracting Algebraic Expressions

(-8x + 1) - (8x - 1)

• 0

• -16x + 2

• 2

• -16x

(-6x - 11) - (-2x - 4)

• -4x - 7

• -8x - 7

• -4x - 15

• -8x - 15

(3d - 5) + (d + 3)

• 4d + 8

• 2d + 8

• 2d - 2

• 4d - 2

Write an algebraic expression in simplest form for the perimeter of a rectangle with side lengths (-3x + 1) and

(2x - 5)

• 1x + 6

• -x - 4

• -x + 4

• -x - 6

Find the sum (−x + 8) + (−5x − 1).

• −6x + 7

• −4x + 7

• −6x − 8

• −6x + 8

Simplify the following expression:
3 + 5x + 8 - 2x

• 7x - 11

• 7x + 11

• -3x + 11

• 3x + 11

Simplify the following expression:
-8x + 4x

• -12x

• -4x

• 4x

• 12x

Simplify:
2x - 5x + 6x + 7 + 14

• 3x + 21

• 3x + 22

• -3x + 21

• -3y + 22

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

• 1x - 9y + 9z

• 1x - 9z - 9y

• -1x - 9z - 9y

• -1x - 9 - 9y

Simplify the following expression:
(5 + 4x) + (2x - 8)

• 13 + 6x

• 6x - 3

• 6x - 13

• 6x + 3