One Variable One Step Equations

Front

What is a one-variable equation?

Back

An equation that contains only one variable, such as x or y, and can be solved to find the value of that variable.

Front

How do you isolate a variable in an equation?

Back

By performing inverse operations to both sides of the equation until the variable is alone on one side.

Front

What is the inverse operation of addition?

Back

Subtraction.

Front

What is the inverse operation of subtraction?

Back

Addition.

Front

What is the inverse operation of multiplication?

Back

Division.

Front

What is the inverse operation of division?

Back

Multiplication.

Front

Solve for y: -4y = 48

Back

y = -12.

Front

Solve for m: 18 + m = 8

Back

m = -10.

Front

Solve for x: x - 8 = -5

Back

x = 3.

Front

How do you solve the equation 9x = 153?

Back

Divide both sides by 9 to get x = 17.