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01-10-2017
Mathematics

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Factor this expression completely.

mn - 4m - 5n + 20

Respuesta :

BenjaminG123 BenjaminG123

01-10-2017

Greetings!

Factor by grouping.
[tex]mn-4m-5n+20[/tex]
[tex]m(n-4)-5(n-4)[/tex]
Find the GCF.
[tex](n-4)(m-5)[/tex]

Hope this helps.
-Benjamin

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