Simplifying Expressions

Like terms MUST have the same ___________.

• variable

• number

• sign

• exponent

Select ALL terms that are like terms.

• -x²

• 1/x

• 3xy

• 9x²

• $\frac{2}{3}x^2$

Simplify the expression: x + 3x

• 2x

• 3x

• 4x

• 3x²

Simplify the expression: 9a - 13a

• 4a

• -4a

• 22a

• -22a

Simplify the expression: 3 + 2x

• 3 + 2x

• 5x

• 10x

• 2 + 3x

Simplify the expression: 7c + 3f + 2c

• 12c

• 12f

• 9c + 3f

• 9f + 3c

Simplify the expression: 4x - y + 2x + 5y

• 6x + 6y

• 6x + 5y

• 6x + 11y

• 6x + 4y

Simplify the expression: 3 - 2n - 5 + n

• -2 - n

• 2 + n

• 8 - n

• 8 + n

Simplify the expression: 7 - 2y - 8

• -2y + 15

• -2y - 15

• -2y + 1

• -2y - 1

Simplify the expression: 3m + 2j + m + 5j

• 4m + 7j

• 3m + 7j

• 4j + 7m

• 3j + 7m