Combining Similar Terms

Simplify each expression by combining like terms.

x + x + x

• 3x

• 3

Simplify each expression by combining like terms.

x + 2 - x

• 2

• 3x

• 2x

Simplify each expression by combining like terms.

2x + 5 + x - 4

• 3x + 1

• 3x + 9

• 3x-1

• 4x

Simplify each expression by combining like terms.

-2x + 5 - 6

• -2x - 1

• -2x -11

• -2x + 1

• -3x

Simplify each expression by combining like terms.

-5 + 8x - 6x

• 2x - 5

• -2x - 5

• 14x - 5

• -7x

Simplify each expression by combining like terms.

4x - (-5) - 6x

• -2x + 5

• -2x - 5

• 10x - 5

• 10x + 5

• 3x

Simplify each expression by combining like terms.

6x + 7y + 8z

• 6x + 7y + 8z

• 21xyz

• 13xy + 8z

Simplify each expression by combining like terms.

-8x + -10x + 5

• -18x + 5

• 23x

• -2x + 5

• -13x

Simplify each expression by combining like terms.

5 + 2x - 4x - 5

• -2x

• -2x + 10

• -2x - 10

Simplify each expression by combining like terms.

x - 3x - 4x

• -6x

• 6x

• 8x

• -8x