Multi Step Equations

Front

What is a multi-step equation?

Back

A multi-step equation is an equation that requires more than one step to solve, often involving operations such as addition, subtraction, multiplication, and division.

Tags

CCSS.8.EE.C.7B

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to get the variable alone on one side of the equation.

Tags

CCSS.7.EE.B.4A

Front

What is the first step in solving the equation 2(8 + x) = 22?

Back

Distribute the 2 to both terms inside the parentheses: 16 + 2x = 22.

Tags

CCSS.7.EE.B.4A

Front

What does it mean to 'combine like terms'?

Back

Combining like terms means to add or subtract terms that have the same variable raised to the same power.

Tags

CCSS.7.EE.A.1

Front

Solve for x: 2(8 + x) = 22. What is x?

Back

x = 3.

Tags

CCSS.7.EE.B.4A

Front

What is the solution to the equation 800 = 20(6 + x)?

Back

x = 34.

Tags

CCSS.7.EE.B.4A

Front

How do you check if your solution to an equation is correct?

Back

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

Tags

CCSS.6.EE.B.5

Front

What is the solution to the equation 2(3 - x) = -14?

Back

x = 10.

Tags

CCSS.7.EE.B.4A

Front

What does it mean when an equation has no solution?

Back

An equation has no solution when there is no value for the variable that makes the equation true.

Tags

CCSS.8.EE.C.7A

Front

Solve for x: -3(2x + 7) = -18. What is x?

Back

x = -0.5.

Tags

CCSS.7.EE.B.4A