Answer: 5x + 2y ≤ $40; x,y ≥ 0
Step-by-step explanation:
5x + 2y ≤ $40
Technically, this is insufficient since it allows for purchases of negative amounts.
Really, it should be 5x + 2y ≤ $40 and x ≥ 0 and y ≥ 0. That is 3 inequalities.
No begging. ;)