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Mathematics 20 Online
OpenStudy (chasebraves):

FOR A MEDAL

OpenStudy (chasebraves):

(5m3 + 3mn2) + (-7m2n + mn2 - n3) - (mn2 + 2m3)

OpenStudy (helpkay):

ok so what is the first thing you do

OpenStudy (chasebraves):

idk

OpenStudy (anonymous):

\[(5m^3 + 3mn^2) + (-7m^2n + mn^2 - n^3) - (mn^2 + 2m^3) \]=\[3 m^3-7 m^2 n+3 m n^2-n^3 \]

OpenStudy (chasebraves):

thanks

OpenStudy (anonymous):

Your welcome.

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