Answer:
The answer is A because when you take both X and Y they are both negative so the only way to keep the answer negative would be to add them.
If you subtract one from the other it adds the opposite
If you multiply them the negatives cancel each other and the answer becomes positive
If you divide them the negatives cancel out and so again the answer would be positive
Explanation:
When you add an negative number to another negative number your number stays negative