Algebraic Expression Vocabulary

terms

parts of an expression separated by a plus or a minus sign

constant

a term without a variable

coefficient

the numerical part of a term that contains a variable

variable

a letter to represent an unknown number

expression

a mathematical phrase that contains numbers, variables, and operations

2

How many terms in 3x -2?

1

How many terms in 4xy?

3

How many terms in 3 - 4x + 2y?

5

What is the coefficient in 5x + 4?

x

What is the variable in 5x + 4?

10

What is the constant in 5x + 10?

6

What is the coefficient in 8 - 6y

y

What is the variable in 8 - 6y

8

What is the constant in 8 - 6y + 7x

12

What is the coefficient in 2 + 15 - 12w?

w

What is the variable in 2 + 15 - 12w?

15

What is the constant in 2x + 15 - 12w?