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.

Front

How do you isolate a variable in an equation?

Back

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

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

Front

What is the first step in solving the equation 5 + 4x = 25?

Back

Subtract 5 from both sides to isolate the term with the variable.

Front

Solve for x: 3x + 2 = -25

Back

x = -9

Front

What is the solution to the equation 2x + 6 = 14?

Back

x = 4

Front

What does it mean to check your solution?

Back

To check your solution means to substitute the value back into the original equation to verify it is correct.

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Front

What is the inverse operation of multiplication?

Back

The inverse operation of multiplication is division.

Front

If you have the equation 4x = 20, what is the first step to solve for x?

Back

Divide both sides by 4.