Solving 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

What is the first step to solve the equation -6w + 1 = -11?

Back

Subtract 1 from both sides to isolate the term with the variable.

Front

How do you isolate a variable in an equation?

Back

You perform inverse operations to move terms away from the variable.

Front

What is the solution to the equation 6 - 3a = 21?

Back

a = -5.

Front

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

Back

Subtract 11 from both sides.

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

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.

Front

What is the solution to the equation 15 = 2a + 7?

Back

a = 4.

Front

What is the purpose of solving equations?

Back

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

Front

What is the second step to solve the equation -6w + 1 = -11 after isolating the variable term?

Back

Divide both sides by -6.