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 7k - 14 = 42?

Back

Add 14 to both sides of the equation.

Front

What is the second step to solve the equation 7k = 56?

Back

Divide both sides by 7.

Front

What is the solution to the equation 2s + 1 = 9?

Back

s = 4.

Front

What is the variable in the expression 4x + 7?

Back

x.

Front

What do we call a number sentence that has an equal sign?

Back

Equation.

Front

How do you isolate the variable in an equation?

Back

Perform inverse operations to both sides of the equation.

Front

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

Back

x = 4.

Front

What is the first step to solve the equation 8x - 9 = 0?

Back

Add 9 to both sides.

Front

What is the solution to the equation 8x - 9 = 0?

Back

x = 1.125 or 9/8.