catcrazykay catcrazykay

14-09-2017
Mathematics

contestada

8(x+6)-10+r=3(x+12)+5x please help :)

Respuesta :

softtiger25 softtiger25

25-09-2017

8x+48-10r=3x+36+5x
-36 -36
8x+12-10r=8x
-8x -8x
-10r+12=0
-12 -12
-10r=-12
/-10 /-10
r=-1.2

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