Lesson 21 Solve One Variable Equations

Front

What is the GCF of 20 and 30?

Back

10

Front

Is this question asking to find GCF or LCM?

Back

LCM

Front

To solve one-step equations, you have to use the ________________ operation.

Back

Inverse

Front

What is a prime number?

Back

A number whose only factors are 1 and itself.

Front

Solve the equation: x - 5.5 = 10.5

Back

x = 16

Front

What does GCF stand for?

Back

Greatest Common Factor

Front

What does LCM stand for?

Back

Least Common Multiple

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What is the inverse operation of addition?

Back

Subtraction

Front

What is the inverse operation of multiplication?

Back

Division