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avatar+357 

Select a sign ($+$ or $-$) and fill in the blank with a constant, so that the resulting expression can be factored as the product of two linear factors.
2mn - 21m + 5n - mn + 14m + 6n + ___

 Mar 20, 2024
 #1
avatar+128406 
+1

Simplify  as

 

mn - 7m + 11n

 

m ( n - 7)  +  11(n - 7)  =   (m + 11) ( n - 7)

 

mn  - 7m + 11n - 77

 

cool cool cool

 Mar 20, 2024

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