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

Solve for x: 2x + 3 = 11

Back

x = 4

Tags

CCSS.7.EE.B.4A

Front

What is the first step to solve the equation 5x - 7 = 18?

Back

Add 7 to both sides to isolate the term with x.

Tags

CCSS.7.EE.B.4A

Front

Solve for c: 3c + 5 = 23

Back

c = 6

Tags

CCSS.7.EE.B.4A

Front

What does it mean to isolate a variable?

Back

To isolate a variable means to get the variable alone on one side of the equation.

Tags

CCSS.7.EE.B.4A

Front

Solve for x: x/7 - 2 = 8

Back

x = 70

Tags

CCSS.7.EE.B.4A

Front

What is the second step to solve the equation 9 + 3x = 10?

Back

Subtract 9 from both sides to isolate the term with x.

Tags

CCSS.7.EE.B.4A

Front

Solve for x: 9 + 3x = 10

Back

x = 1/3

Tags

CCSS.7.EE.B.4A

Front

What is the purpose of using inverse operations in solving equations?

Back

Inverse operations are used to undo operations and isolate the variable.

Tags

CCSS.7.EE.B.4A

Front

Solve for x: x/5 - 13 = 20

Back

x = 165

Tags

CCSS.7.EE.B.4A