Combining Like Terms

Front

What does it mean to combine like terms in an expression?

Back

Combining like terms means to simplify an expression by adding or subtracting terms that have the same variable raised to the same power.

Tags

CCSS.7.EE.A.1

Front

Simplify: x + 40 + x - 19

Back

2x + 21

Tags

CCSS.7.EE.A.1

Front

What are like terms?

Back

Like terms are terms that have the same variable and exponent. For example, 3x and 5x are like terms.

Tags

CCSS.6.EE.A.2B

Front

Simplify: -2x + 11 + 6x

Back

4x + 11

Tags

CCSS.7.EE.A.1

Front

What is the coefficient in the term 7a?

Back

The coefficient is 7, which is the number multiplying the variable a.

Tags

CCSS.6.EE.A.2B

Front

Simplify: 5a + 2a + 2a

Back

9a

Tags

CCSS.7.EE.A.1

Front

What is a constant term?

Back

A constant term is a term that does not contain any variables. For example, in the expression 3x + 5, the number 5 is a constant.

Tags

CCSS.6.EE.A.2B

Front

Simplify: x - 44 + 1 - 15x

Back

-14x - 43

Tags

CCSS.7.EE.A.1

Front

What is the first step in combining like terms?

Back

The first step is to identify and group all the like terms together.

Tags

CCSS.7.EE.A.1

Front

Simplify: 2x + 1 + 7x

Back

9x + 1

Tags

CCSS.7.EE.A.1