help!?!

-1

710

1

+54

What about this one

mn - 4m - 5n + 20

needmathhelp Apr 7, 2017

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1⁺⁰ Answers

+128401

+2

mn - 4m - 5n + 20

m(n - 4) - 5(n - 4) =

(n - 4) (m - 5)

CPhill Apr 7, 2017

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