(4) Alphonse, Olaf, and Mortimer have $51 together. Find out how much each has if Alphonse has one half what Olaf and Mortimer have combined and Morimer has $3 more than Alphonse.
HINT:
Let A = Alphonse's money, O = Olaf's money, and and M = Mortimer's money. Then, using the given info, solve for each of the variables in terms of A.