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Mathematics 20 Online
OpenStudy (anonymous):

4m^2+3n^2-8(2m^2-9n^2)

OpenStudy (anonymous):

-12m^2 +75n^2

OpenStudy (anonymous):

can you show work

OpenStudy (anonymous):

4m^2 + 3n^2 -16m^2 +72n^2 and then the next step is my answer

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