Solve what is the value of 9(4x -4) when x = 5

Twelve friends shared 8 small pizzas equally. how many pizzas did each person get?

Which of the following expressions is equal to 2x^2+8

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36