If z varies directly as x, and z = 30 when x =8 , find z when x=4

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck