chrismajors13 chrismajors13
  • 25-01-2017
  • Mathematics
contestada

5x+y=9
3x-y=7. How do I solve this using elimination?

Respuesta :

leyla7
leyla7 leyla7
  • 25-01-2017
You should combine all
8x+y-y=9+7
8x=16
X=2
If you want find y
3*2-y=7
Y=-1
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