Add: x - 3xy, 7xy - y, y - x
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Answered by
12
Answer:
x-3xy+7xy-y+y-x
=> 4xy
Answered by
20
Add: x - 3xy, 7xy - y, y - x
=x-x-3xy+7xy-y+y
=0x+4xy+0y
=4xy
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