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 a two-step equation?

Back

To isolate a variable, perform inverse operations in the reverse order of how they are applied.

Front

What is the first step in solving the equation 4x + 7 = 23?

Back

Subtract 7 from both sides to isolate the term with the variable.

Front

What is the second step in solving the equation 4x + 7 = 23?

Back

Divide both sides by 4 to solve for x.

Front

What does it mean to perform inverse operations?

Back

Inverse operations are operations that undo each other, such as addition and subtraction or multiplication and division.

Front

In the equation 5b - 6 = 24, what is the first operation you should perform?

Back

Add 6 to both sides of the equation.

Front

What is the solution to the equation 6n + 4 = -26?

Back

n = -5.

Front

How do you check your solution for a two-step equation?

Back

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

Front

What is the first step to solve the equation 11 - 3x = 44?

Back

Subtract 11 from both sides.

Front

What is the purpose of solving two-step equations?

Back

To find the value of the variable that makes the equation true.