Answer:
-2y
Explanation:
............... ..........
Let's simplify step-by-step.
x−y−(x+y)
Distribute the Negative Sign:
=x−y+−1(x+y)
=x+−y+−1x+−1y
=x+−y+−x+−y
Combine Like Terms:
=(x+−x)+(−y+−y)
=−2y
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