lizzie1234561
lizzie1234561 lizzie1234561
  • 23-01-2017
  • Mathematics
contestada

8x + 5y = 24

y= -4x

what's X and what's y???!!!

Respuesta :

zhduch
zhduch zhduch
  • 23-01-2017
Plug y=-4x into the first equation:
8x+5(-4x)=24
-12x=24
x=-2
y=-4(-2)=8
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