Solving Two-Step Equations

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Tags

CCSS.7.EE.B.4A

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform inverse operations in the reverse order of operations.

Tags

CCSS.7.EE.B.4A

Front

What is the first step to solve the equation 8 = 4v + 12?

Back

Subtract 12 from both sides to get 8 - 12 = 4v.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 8 = 4v + 12?

Back

The solution is v = -1.

Tags

CCSS.7.EE.B.4A

Front

What is the first step to solve the equation 3c + 5 = 23?

Back

Subtract 5 from both sides to get 3c = 18.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 3c + 5 = 23?

Back

The solution is c = 6.

Tags

CCSS.7.EE.B.4A

Front

What is the first step to solve the equation -3a + 8 = 14?

Back

Subtract 8 from both sides to get -3a = 6.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation -3a + 8 = 14?

Back

The solution is a = -2.

Tags

CCSS.7.EE.B.4A

Front

What is the first step to solve the equation 4x + 7 = 23?

Back

Subtract 7 from both sides to get 4x = 16.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 4x + 7 = 23?

Back

The solution is x = 4.

Tags

CCSS.7.EE.B.4A