Expressions Review

Identify the variables in the expression
3x +  9

• x
• y
• 9
• 3x

A letter that represents a number is called a _____.

• variable
• coefficient
• constant
• term

The number before a variable is the _____.

• term
• constant
• coefficient
• variable

How many terms are in the expression
3a + 2b + c + 100

• 3
• 4
• 5
• 6

Identify the constant in the expression
4y + 2 + x

• x
• y
• 4y
• 2

What is the coefficient of the m term?

m + 3n + p + 3

• m

• 3

• 1

• 0

“three times the sum of 8 and 5”

• 3 x 8 + 5

• 3 x (8 - 5)

• 3 x (8 + 5)

• 3 + 3 (8 + 5)

“the product of 8 and 5”

• 8 ÷ 5

• 8 x 5

• 8 + 5

• 8 - 5

Write the expression.
Three more cookies than are in the jar. 

• C x 3
• C - 3
• C + 3
• C ÷ 3

Write the expression.
Three times as many drinks on the tray.

• d + 3
• d - 3
• 3d
• 3 ÷ d