mckaylaataylor
mckaylaataylor mckaylaataylor
  • 13-12-2016
  • Mathematics
contestada

What is the value of x? 10x−15=−5x−20
a -1
b -1/3
c 1/3
d 1

Respuesta :

leeandrews2
leeandrews2 leeandrews2
  • 13-12-2016
10x-15 = -5x-20  add 5x to both sides
15x-15=-20         add 15 to both sides
15x= -5                 divide by 15 on both sides
x= -1/3

Brainliest is always appreciated

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