Expressions Vocabulary

Identify the variable of the algebraic expression:

3x + 5

• 3

• x

• 5

• 3x and 5

Identify the coefficient of the algebraic expression:

3x + 5

• 3

• x

• 5

• 3x and 5

Identify the constant of the algebraic expression:

3x + 5

• 3

• x

• 5

• 3x and 5

A value that does not change is called a

• constant

• variable

• equation

A _______________ is a symbol, usually a letter, that stands for an unknown quantity.

• term

• variable

• coefficient

• constant

Parts of an expression separated by a plus or minus sign

• Term

• Constant

• Expression

• Coefficient

A mathematical phrase that contains numbers, variables, and operations with no equal sign

• Variable

• Expression

• Equation

• Exponent

Click on the name of the red part of the algebraic expression:

4² + 2x -7

• variable

• constant

• base

• coefficient

Click on the name of the red part of the algebraic expression:

4² + 2x -7

• constant

• variable

• coefficient

• term

How many terms are in this expression?

4² + 2x -7

• 1

• 2

• 3

• 4