Simplifying Expressions: Combining Like Terms

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power. For example, 3a and 5a are like terms, while 3a and 4b are not.

Tags

CCSS.6.EE.A.2B

Front

How do you combine like terms?

Back

To combine like terms, add or subtract the coefficients of the terms that are alike. For example, in 5a + 2a, you add the coefficients (5 + 2) to get 7a.

Tags

CCSS.7.EE.A.1

Front

Simplify: 5a + 2b - 3a + 4

Back

2a + 2b + 4

Tags

CCSS.7.EE.A.1

Front

Simplify: -2x + 11 + 6x

Back

4x + 11

Tags

CCSS.7.EE.A.1

Front

Simplify: 3 + 12c - 4c

Back

8c + 3

Tags

CCSS.7.EE.A.1

Front

Simplify: -v + 12v

Back

11v

Tags

CCSS.7.EE.A.1

Front

What is the coefficient in the term 7x?

Back

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

Tags

CCSS.6.EE.A.2B

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 term.

Tags

CCSS.6.EE.A.2B

Front

Simplify: a + a + a + a

Back

4a

Tags

CCSS.7.EE.A.1

Front

What is the first step in simplifying an expression?

Back

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

Tags

CCSS.7.EE.A.1