7th Grade Math Unit 2 Review

1. What expression is equivalent to the expression -9x + 5x - y - 2y

• -14x-3y

• -14x+y

• -4x-3y

• -4x-y

2. Simplify the expression (2 - 4r) - 3(3r + 6)

• - 13r - 16

• 13r-16

• -2r+8

• -4r

3. Mrs. Cornett rented a movie for $3 per day, plus a onetime fee of $10. Which EXPRESSION represents the total cost of her movie rental.

• 3n+10n

• 3n+10

• 3+10n

• 3+10+n

4. Solve 3n-26=22

• -1.3

• 7

• 16

• 20

5. Jessica sold 6 times as many raffle tickets as Tiffany. 

If Jessica sold 30 raffle tickets in all which equation can be use to find x, if x is the number of tickets Tiffany sold.

• 6+x=30

• 30+x=6

• 6x=30

• 30x=6

6. A big bucket of dirt weighs 50 pounds. The bucket weighs 2 pounds less than 4 small pots, p, of dirt.

• 2 - 4p = 50

• 2p - 4 = 50

• 4 - 2p = 50

• 4p - 2 = 50

What is the value of x

20x + 8= - 12

• -1

• 1

• -1/5

• 1/5

• x>96

• x<96

• x<20

• x>20

9. Sue bought 4 sodas, s,  that cost the same and a bag of chips that cost $3. She spent a total of $11.80. What was the cost of each soda?

• 2.20

• 2.60

• 3.70

• 5.26

• -10.5

• 20.5

• 56.5

• 72.5