From the sum of 3x- y + 11 and - y -11 subtract 3x - y - 11
with full explaination
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Answer:
→(3x- y + 11)+(- y -11)-(3x - y - 11)
→3x- y + 11 - y -11 - 3x + y + 11
→(3x-3x)+(11-11+11)+(y-y-y)
→0+11-y
→11-y
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