Which of the following situations corresponds to the equation below?
a. keneda is packing some suitcases to take on a cruise. the cruise line allows each guest to bring up to three pieces of luggage with a limit on total weight. so far, she has packed 18 2/3 pounds worth of items. she can add 8 more pounds to her luggage to be at the cruise lines maximum allowable weight for lugguage, x. what is the maximum allowable weight, x?
b. carmello is building a bridge out of balsa wood for a physics contest. his bridge already fits the dimensions needed for the contest and currently weighs 18 2/3 ounces. he has 3 pieces of balsa wood with a combined weight of 8 ounces that can be cut and added to the bridge as support beams to reach the contests maximum allowable weight, x. what is the maximum allowable weight, x?
c. jesse gives piano lessons in the evenings for 20 minutes each. to be able to make her monthly car payment, she needs to give a total of 18 2/3 hours worth of lessons each month. if she have already given 8 hours worth of lessons this month, how many more lessons, x, does jesse need to give?
d. brenton has entered a mozzarella stick eating contest. each order of mozzarella sticks contains 3 sticks. the record for the contest is 18 2/3 orders in the time allotted. if he has already eaten 8 orders, how many more mozzarella sticks, x, does he need to eat to tie the record?
e. myron has been practicing throwing a football through a tire at 8 yards. his coach asked him to move back so he is throwing at a distance of 18 yards. how many feet, x, does myron need to move back?