rihanna201811
rihanna201811 rihanna201811
  • 23-10-2020
  • Mathematics
contestada

pls help what is -4 (3 - r) =8​

Respuesta :

llewis7018
llewis7018 llewis7018
  • 23-10-2020

Answer:

-4(3-r)=8

(-4)(3)+(-4)(-r)=8

-12+4r=8

4r-12=8

4r-12+12=8+12

4r=20

4r/4=20/4

r=5

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