15-03-2019
Mathematics

contestada

a.(b+c)=21 b.(a+c)=16 c.(a+b)=13
a.b+a.c+b.c=?

Respuesta :

sierragrace082007 sierragrace082007

15-03-2019

Answer:

The answer is 50.

Step-by-step explanation:

To get them all together you add the answers of the individual ones together.

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