Two brothers went shopping at a back-to-school sale where all shirts were the same price, and all the shorts too. The younger brother spent 160 on 9 new shirts and 5 pairs of shorts. The older brother purchased 9 new shirts and 8 pairs of shorts and paid a total of 202. a. Write a system of equations for this scenario. Be sure to define your variables. b. Solve the system of equations. How much does 1 shirt cost? How much does 1 pair of shorts cost?