add 12abc- 3ab2c+ 4a2bc- 2abc2 from 3abc2- 12ab2c+ 4a2bc+ abc
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Answered by
4
Answer:
13abc-15ab4c+8a4bc+abc. answer
Answered by
1
Answer:
−2abc,3abc,abc
=−2abc+3abc+abc
=(−2+3+1)abc
=(4−2)abc
=2abc
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