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 in solving the equation: 5x + 7 = 12?

Back

Subtract 7 from both sides.

Front

What is the variable in the expression 8x - 9?

Back

x

Front

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

Back

Subtract 11 from both sides.

Front

What is the solution for x in the equation 8 + 6x = 56?

Back

x = 8.

Front

What is the solution for x in the equation 3x + 2 = 44?

Back

x = 14.

Front

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

Back

To isolate the 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 operation would you use to eliminate a constant term from an equation?

Back

You would use subtraction.

Front

What operation would you use to eliminate a coefficient from a variable?

Back

You would use division.

Front

In the equation 2x + 3 = 11, what is the first step to solve for x?

Back

Subtract 3 from both sides.