The steps below show the incomplete solution to find the value of m for the
equation 4m - 2m + 4 = -1 + 13:
Step 1: 4m - 2m + 4 = -1 + 13
Step 2: 4m - 2m + 4 = 12
Step 3: 2m + 4 = 12

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