khoshabarita khoshabarita

12-09-2020
Mathematics

contestada

Factor mn+7n−m−7 by grouping.

Respuesta :

Estellia Estellia

12-09-2020

Answer:

[tex]\left(m+7\right)\left(n-1\right)[/tex]

Step-by-step explanation:

[tex]mn+7n-m-7[/tex]

[tex]\left(mn+7n\right)+\left(-m-7\right)[/tex]

[tex]n\left(m+7\right)-1\left(m+7\right)[/tex]

[tex]\left(m+7\right)\left(n-1\right)[/tex]

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