Algebraic Adding Expressions

(7x + 2) - (3x + 1)

• 2x + 5

• 15x + 7

• 9x + 10

• 4x + 1

(-2x - 1) - (x - 7)

• -3x + 6

• -x + 6

• -3x - 8

• -x - 8

(9x + 5) - (6x - 8)

• 3x - 3

• 3x - 13

• 3x + 13

• 3x + 3

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

• 0

• -16x + 2

• 2

• -16x

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

• -4x - 7

• -8x - 7

• -4x - 15

• -8x - 15

(-m + 3) + (7m - 1)

• -8m + 2

• -8m + 4

• 6m + 2

• -6m + 2

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

• 4d + 8

• 2d + 8

• 2d - 2

• 4d - 2

How many terms are in the algebraic expression?

• 4

• 3

• 5

• 2

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

• 1x - 9y + 9z

• 1x - 9z - 9y

• -1x - 9z - 9y

• -1x - 9 - 9y