walkerman walkerman

25-05-2016
Mathematics

contestada

d=a+b+c solve for b
I need some help

Respuesta :

garydesir1 garydesir1

25-05-2016

Hi Walker

d=a+b+c

Flip

a+b+c=d

Add -a to both sides

a+b+c-a=d-a

b+c=-a+d

Now add -c to both sides

b+c-c=-a+d-c

b= -a-c+d

I hope that's help:0

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