Combine Like Terms with Rational Numbers

Add or subtract terms with the same variable and exponent.

• complete the square

• deductive reasoning

• combine like terms

• isolate the variable

Simplify the expression by combining like terms: 2x + 1 + 7x

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify the expression by combining the like terms: 7v + 2 + 12 + 2v

• 23

• 23v

• 9 + 14v

• 9v + 14

Combine the like terms: 5a + 2a + 2a

• 9a

• 8a

• 7a

Write an equivalent expression: x + 13y + 8y + 4x

Mathematical Equivalence

ON

Simplify the expression by COMBINING LIKE TERMS.

Mathematical Equivalence

ON

Simplify 
-6 + 2a + 1 + 2a

• -4a + 5

•  -5 + 4a

• 4a - 5

• -4a - 5

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Simplify the expression: 3x + 2x

• 5x

• x

• 6x

• 5

Combine like terms
3x + 2x + 3y - 7y

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y