Write and Solve 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 an equation?

Back

To isolate a variable, you perform inverse operations to both sides of the equation until the variable is alone on one side.

Tags

CCSS.6.EE.B.7

Front

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

Back

Add 62 to each side.

Tags

CCSS.6.EE.B.7

Front

What is the solution to the equation 2y + 5 = 15?

Back

y = 5.

Tags

CCSS.7.EE.B.4A

Front

If you have the equation 3x + 12 = 24, what is the first step to solve for x?

Back

Subtract 12 from each side.

Tags

CCSS.7.EE.B.4A

Front

What does it mean to distribute in an equation?

Back

Distributing means to multiply a term outside the parentheses by each term inside the parentheses.

Tags

CCSS.7.EE.A.1

Front

What is the solution to the equation 0.50x + 20 = 35?

Back

x = 30.

Tags

CCSS.7.EE.B.4A

Front

What is the purpose of checking your solution in an equation?

Back

To verify that the solution satisfies the original equation.

Tags

CCSS.8.EE.C.7B

Front

What is the solution to the equation 4x - 8 = 0?

Back

x = 2.

Tags

CCSS.6.EE.B.7

Front

What is the second step to solve the equation 3x + 12 = 24 after subtracting 12?

Back

Divide each side by 3.

Tags

CCSS.7.EE.B.4A