PLEASE HELP
Which equation has no solution?
A. 2.3y + 2 + 3.1y = 4.3y + 1.1y + 0.4

B. 32x + 25 - 21x = 10

C. 5/8x + 2.5 = 3/8x + 1.5 + 1/4x

D. 1/3 + 1/7y + 3/7y

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

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