okliv okliv
  • 09-11-2020
  • Mathematics
contestada

Solve the following system of equations by substitution

-2x+y=1
-4x+y=-1

A. (3,1)
B.(-1,3)
C.(-1,-3)
D.(1,3)

Respuesta :

gracies9263 gracies9263
  • 09-11-2020
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