Two Step Equation Test Review

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 both sides of the equation until the variable is alone on one side.

Front

What is the first step to solve the equation -15 = -4y + 5?

Back

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

Front

What is the solution to the equation -6w + 1 = -11?

Back

The solution is w = 2.

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 does it mean to multiply both sides of an equation by a number?

Back

It means to perform the same multiplication operation on both sides to maintain equality.

Front

What is the solution to the equation -3 - x = -12?

Back

The solution is x = -9.

Front

How do you solve the equation (x + 9)/3 = 8?

Back

Multiply both sides by 3 to eliminate the fraction, then solve for x.

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.