aminmuhammad1owc7md aminmuhammad1owc7md

15-09-2017
Mathematics

contestada

what is the value of tge variable i the equasion -185= -3r-4(-5r+8)

Respuesta :

diana790 diana790

15-09-2017

-185 = -3r - 4(-5r + 8)
-185 = -3r + 20r - 32
-185 + 32 = 17r
r = -153/17
r = -9

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lovelyflowersan lovelyflowersan

15-09-2017

-185=-3r-4(-5r+8)
-185=-3r+20r-32
-185=17r-32
-153=17r
r=-9

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