Add:12xy,-20yx,28xy
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Answered by
4
Answer:
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Step-by-step explanation:
12xy+28xy+(-20xy)
40xy-20xy
ANS:20xy
Answered by
4
12xy, -20xy, 28xy
= 12xy + (-20xy) + 28xy
= -8xy + 28xy
= 20xy
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