Solving one or two step equations

Front

What is a one-step equation?

Back

An equation that can be solved in one operation, such as addition, subtraction, multiplication, or division.

Front

Solve for x: x + 5 = 12

Back

x = 7

Front

What is a two-step equation?

Back

An equation that requires two operations to solve for the variable.

Front

Solve for x: 2x = 16

Back

x = 8

Front

What operation would you use to isolate x in the equation x - 3 = 10?

Back

Add 3 to both sides.

Front

Solve for x: x ÷ 4 = 3

Back

x = 12

Front

What is the first step to solve the equation x + 7 = 15?

Back

Subtract 7 from both sides.

Front

Solve for x: 3x - 9 = 0

Back

x = 3

Front

What does it mean to 'isolate the variable'?

Back

To manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

Solve for a: 7 + a/3 = 5

Back

a = -6