Solving 2 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

Solve the equation: 23 - c = 21

Back

c = 2

Front

What is the first step to solve the equation 2x - 3 = 1?

Back

Add 3 to both sides to isolate the term with the variable.

Front

Solve the equation: 2x - 3 = 1

Back

x = 2

Front

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

Back

To isolate a variable means to get the variable alone on one side of the equation.

Front

Back

g = 8

Front

Back

Multiply both sides by 5 to eliminate the fraction.

Front

Back

x = 165

Front

What is the solution to the equation 3x = 27?

Back

x = 9

Front

What is the purpose of checking your solution in an equation?

Back

To verify that the solution satisfies the original equation.