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 used in the equation.

Tags

CCSS.7.EE.B.4A

Front

What is the first step to solve the equation 2s - 4 = 6?

Back

Add 4 to both sides of the equation to eliminate the constant term.

Tags

CCSS.7.EE.B.4A

Front

What is the second step to solve the equation 2s - 4 = 6 after adding 4?

Back

Divide both sides by 2 to solve for s.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 2d + 7 = 9?

Back

The solution is d = 1.

Tags

CCSS.7.EE.B.4A

Front

What operation would you perform first to solve the equation 4x + 22 = -34?

Back

Subtract 22 from both sides of the equation.

Tags

CCSS.HSA.REI.A.1

Front

What is the solution to the equation x/3 + 5 = -1?

Back

The solution is x = -18.

Tags

CCSS.7.EE.B.4A

Front

How do you check the solution of a two-step equation?

Back

Substitute the solution back into the original equation to verify if both sides are equal.

Tags

CCSS.8.EE.C.7B

Front

What is the solution to the equation 9 + 3x = 10?

Back

The solution is 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 the operations applied to the variable, allowing us to isolate it.

Tags

CCSS.7.EE.B.4A