17. higher order thinking to rent a car for a trip, four friends are
combining their money. the group chat shows the amount of
money that each puts in. one expression for their total amount
of money is 189 plus p plus 224 plus q.
a. use the commutative property to write two equivalent
expressions.
b. if they need $500 to rent a car, find at least two different
pairs of numbers that p and q could be.