Equations Vocabulary

A coefficient is...

• a number in front of a variable.

• a number

• a letter that represents a number

What is the coefficient?

 $3x+7=42$  

• 3

• 7

• 42

What is the coefficient?

x+9=15

• there is no coefficient

• 9

• 15

• 1

Which is an equation?

• x+7

• x+7=10

Equations have ________ but expressions do not.

• equal signs

• numbers

• variables

The reciprocal of  $\frac{4}{5}$  is..

•  $\frac{5}{4}$  

• 4

• 5

You find the reciprocal when you...

• flip the number

• do a little dance and hope for the best

• guess

• solve the equation

Inverse means...

• opposite

• coefficient

• solve

• evaluate

The inverse of addition is...

• subtraction

• multiplication

• division

The inverse of multiplication is...

• division

• subtraction

• addition

• reciprocal