Algebraic Expressions and Properties

The sum of n and 6

• n/6

• n X 6

• n + 6

• n - 6

the product of a number and 8

• n/8

• 8+n

• 8-n

• 8n

What are the variables of  
7x + 6y - 9

• 6,7

• 9

• 6y, 7x

• x, y

What are the coefficients in the expression
8a + b + 9?

• 8 only

• 1 and 8

• 8 and 9

• 1, 8, and 9

A _____________ is a symbol, usually a letter that stands for a number. 

• coefficient

• algebraic expression

• variable

• term

Identify the constant of the algebraic expression:

• 3

• x

• 5

• 3x and 5

5p + 4h - 2
Which are the variables? 

• 5p, 4h, 2

• 2

• p, h

• 5, 4

Evaluate 5y + 2 if       y = 3

• 17

• 19

• 55

• 13

4 less than x

• 4-x

• x-4

• 4x

• x+4

The sum of g and 13

• g+13

• 13-g

• 13 x g

• 13/g