You spend $22 buying ingredients for fruit punch. Each 32-ounce bottle of pineapple juice, apple juice, and ginger ale costs $2.50, $2.00, and $1.50 respectively. The recipe calls for the amount of ginger ale to equal the combined amount of pineapple juice and apple juice. You buy a total of 12 bottles. a) Write a system of equations to represent this situation.

b) Solve the system by using matrices.

c) How many bottles of each ingredient do you buy?