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Mathematics 17 Online
OpenStudy (anonymous):

-(-4m) – (7 – 2m)

OpenStudy (anonymous):

4m-7+2m 6m-7

OpenStudy (anonymous):

-(-) = + So, \[-(-4m) - (7-2m) \implies 4m - 7 + 2m \implies (4m+2m) - 7\] Add the terms in brackets: \[\large \implies \color{green}{6m - 7}\]

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