Two-Step Equations

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to isolate the variable and solve for its value.

Front

What is the first step to solve the equation x - 62 = 123?

Back

Add 62 to both sides.

Front

What is the solution for y in the equation -15 = -4y + 5?

Back

y = 5

Front

Back

Add 5 to both sides, then multiply both sides by 3.

Front

Back

y = 21

Front

What is the second step to solve the equation b + 6 = 5b?

Back

Subtract 6 from both sides and then divide both sides by 5.

Front

What is the solution for x in the equation 2x + 4 = -16?

Back

x = -10

Front

What does it mean to isolate a variable?

Back

To isolate a variable means to manipulate the equation so that the variable is on one side and all other terms are on the opposite side.

Front

What is the purpose of performing the same operation on both sides of an equation?

Back

Performing the same operation on both sides maintains the equality of the equation.

Front

What is the solution for x in the equation 3x - 9 = 0?

Back

x = 3