Two-Step Equations

Front

What is a two-step equation?

Back

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

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 how they are applied in the equation.

Tags

CCSS.7.EE.B.4A

Front

What is the first step to solve the equation x - 62 = 123?

Back

Add 62 to both sides of the equation.

Tags

CCSS.6.EE.B.7

Front

What is the solution to the equation x - 62 = 123?

Back

x = 185.

Tags

CCSS.6.EE.B.7

Front

In the equation b + 6 = 5, what is the first step to solve for b?

Back

Subtract 6 from both sides.

Tags

CCSS.6.EE.B.7

Front

What is the solution to the equation b + 6 = 5?

Back

b = -1.

Tags

CCSS.6.EE.B.7

Front

What does it mean to perform inverse operations?

Back

Inverse operations are operations that undo each other, such as addition and subtraction or multiplication and division.

Tags

CCSS.HSA.REI.A.1

Front

How do you solve the equation (y/3) - 5 = 2?

Back

First, add 5 to both sides, then multiply both sides by 3 to isolate y.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation (y/3) - 5 = 2?

Back

y = 21.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 5a + 6 = 24?

Back

a = -6.

Tags

CCSS.7.EE.B.4A