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, 3x and 5x are like terms, while 3x and 4y are not.

Tags

CCSS.6.EE.A.2B

Front

How do you combine like terms?

Back

To combine like terms, you add or subtract the coefficients of the terms that have the same variable. For example, 3x + 5x = 8x.

Tags

CCSS.7.EE.A.1

Front

What is the result of combining -2n + 18 + 4?

Back

-2n + 22.

Tags

CCSS.7.EE.A.1

Front

What is the result of combining 30 + 80k + 9k + 27?

Back

57 + 89k.

Tags

CCSS.7.EE.A.1

Front

What is the result of combining 90 + 80n - 42n - 54?

Back

36 + 38n.

Tags

CCSS.7.EE.A.1

Front

What is the result of combining 5k + 7k?

Back

12k.

Tags

CCSS.7.EE.A.1

Front

What is the result of combining -10b + b?

Back

-9b.

Tags

CCSS.7.EE.A.1

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor in a term. For example, in 4x, 4 is the coefficient.

Tags

CCSS.6.EE.A.2B

Front

What is a constant in an algebraic expression?

Back

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

Tags

CCSS.6.EE.A.2B

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.

Tags

CCSS.7.EE.A.1