Math
posted by Lauryn .
The cafeteria has 4 cases of tuna and 9 single cans of tuna. In all,there are 65 can of tuna. How many cans of tuna are in a case?
(P.S.PLEASE SHOW WORK...I NEED HELP!Thank You!)

4 x + 9 = 65 subtract 9 from both sides
4 x = 56 divide both sides by 4
x = 14