Solving 2 step equations

Front

What is a two-step equation?

Back

An equation that requires two operations to solve for the variable.

Tags

CCSS.7.EE.B.4A

Front

What is the first step in solving a two-step equation?

Back

Add or subtract the constant term from both sides.

Tags

CCSS.7.EE.B.4A

Front

What is the second step in solving a two-step equation?

Back

Multiply or divide both sides by the coefficient of the variable.

Tags

CCSS.7.EE.B.4A

Front

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

Back

Perform inverse operations to get the variable alone on one side.

Tags

CCSS.7.EE.B.4A

Front

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

Back

To undo the operations applied to the variable and isolate it.

Tags

CCSS.7.EE.B.4A

Front

If you have the equation 2x + 3 = 11, what is the first step to solve for x?

Back

Subtract 3 from both sides to get 2x = 8.

Tags

CCSS.7.EE.B.4A

Front

In the equation 2x = 8, what is the next step to find x?

Back

Divide both sides by 2 to get x = 4.

Tags

CCSS.HSA.REI.A.1

Front

What does it mean to check your solution in an equation?

Back

Substituting the solution back into the original equation to verify it holds true.

Tags

CCSS.8.EE.C.7B

Front

What is the solution to the equation x - 5 = 10?

Back

x = 15.

Tags

CCSS.6.EE.B.7

Front

How do you solve the equation 3x + 6 = 0?

Back

Subtract 6 from both sides to get 3x = -6, then divide by 3 to find x = -2.

Tags

CCSS.7.EE.B.4A