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 11 - 3x = 44?

Back

Subtract 11 from both sides.

Front

What is the solution to the equation 4x + 7 = 23?

Back

x = 4.

Front

How do you isolate the variable in the equation -15 = -4y + 5?

Back

Add 5 to both sides and then divide by -4.

Front

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

Back

y = 5.

Front

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

Back

Add 62 to each side.

Front

What is the solution to the equation 3(x + 2) = 15?

Back

x = 3.

Front

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

Back

Isolating 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

To maintain the equality of the equation while isolating the variable.

Front

What is the solution to the equation 2x + 6 = 18?

Back

x = 6.