3 years ago

REALLY NEED HELP!!!!!!!

Mathematics

2 answers:

natka813 [3]3 years ago

4 0

6m^2n^2 - 3mn + 4mn + 13m^2n^2 + 9
combine like terms
19m^2n^2 + mn + 9 <==

Mariulka [41]3 years ago

4 0

6m²n²-3mn+4mn+13m²n²+9 =
(6m²n²+13m²n²)+(4mn-3mn)+9=
19m²n²+mn+9

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