bignyeia bignyeia
  • 11-09-2020
  • Mathematics
contestada

X+y=-4
2x+4y=-12
Stop by substitution

Respuesta :

DevilAsprin DevilAsprin
  • 11-09-2020

Answer:

X=4-y

2(4-y)+4y=12

8-2y+4y=12

2y=12-8

2y=4

y=4/2

y=2

x=4-y

x=4-2

x=2

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