miraclemusukwa2
miraclemusukwa2 miraclemusukwa2
  • 21-06-2020
  • Mathematics
contestada

11x+5y=9
11x+3y=1
It's simutanios equation substitution​

Respuesta :

mhanifa
mhanifa mhanifa
  • 21-06-2020

Answer:

(-1, 4)

Step-by-step explanation:

11x+5y=9

11x+3y=1

subtract side-by-side

  • 5y-3y= 9-1
  • 2y=8
  • y=4
  • 11x+20=9
  • 11x= -11
  • x=-1
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