Quick Check Review of Expressions Unit

A cell phone company charges $40 per month plus a $35 activation fee. What is the expression for the total cost for m months?

• 40 - 35m

• 40m - 35

• 40m + 35

• 40 + 35

A pizza delivery driver earns $8 an hour and works h hours per day. He also spends $20 a day on gas. How much will the driver earn in one day?

• 8h - 20

• 8h + 20

• 8 + 20

• 8 - 20h

Your mom wins $100 on a scratch-off ticket. She wants to split it between you and your sisters. How much will each of you receive if there are c children?

• 100 - c

• 100 + c

• 100 ÷ c

• 100c

2r + 2 + 5r - 2 + r 

• 8r 
• 8r - 4 
• 12r 
• 7r + 4 + r 

Factor:
12x + 9

• 3(4x + 3)
• x(12+9)
• 3(4x - 3)
• not factorable

Factor:  
4x + 30y

• 2(x + 15y)
• 4(x + 15y)
• 2(2x + 15y)
• can't be factored

In the expression 3p + 4, what is the word for the number 3?

• term

• coefficient

• product

• sum

n -10 +9n -3=

• -3
• 9n-3
• n
• 10n -13

-r -10r

• 11r
• -11r
• 9r
• -11

Simplify the expression

• 6w + 4