SF7 Unit 4 Test Review

Solve for x
 $\frac{x}{5}$  = -5

 $\frac{2}{3}$ x + 4 = 20

Ms. Warren has so many followers on Instagram. She has 6 less than twice as many as I do! What expression represents the amount of followers she has?

Solve for x

-2x + 7 = 21

Solve for x

4(x - 8) = 24

Solve for x

 $\frac{x}{8}$  - 4 = 12

Solve for x

-10x - 40 = -20

Mark earns $30 a week walking his neighbors dog. Which inequality can be solved to find the number of weeks he needs to work to have enough money to buy a new $400 Xbox?

John had received $150 for his birthday. He is so generous that he gave $40 to each of his favorite three charities. How much money does he have left?

Dianne went bowling with her friends. She rented shoes for $3 and then played a bunch of games. If each game costs $4, and she spent a total of $19, which equation can we use to determine how many games she played?