If $x + y = 7$ and $x - y = 9$, find the product of $x$ and $y$.
Question:
If $x + y = 7$ and $x - y = 9$, find the product of $x$ and $y$.
Answer:
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user
-8
If $x + y = 7$ and $x - y = 9$, find the product of $x$ and $y$.
train