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 6y + 5 = 29?

Back

Subtract 5 from both sides.

Front

What is the solution to the equation 6y + 5 = 29?

Back

y = 4.

Front

What is the first step to solve the equation 7k - 14 = 42?

Back

Add 14 to both sides.

Front

What is the solution to the equation 7k - 14 = 42?

Back

k = 8.

Front

What is the first step to solve the equation 2s - 4 = 6?

Back

Add 4 to both sides.

Front

What is the solution to the equation 2s - 4 = 6?

Back

s = 5.

Front

What does it mean to isolate a variable in an equation?

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 other 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 second step to solve the equation 6y + 5 = 29 after subtracting 5?

Back

Divide both sides by 6.