nyahanna99 nyahanna99
  • 29-05-2021
  • Mathematics
contestada

PLS HELP if x - 2y = 1 and 2x - y = -4, then x + y =

Respuesta :

doomdabomb
doomdabomb doomdabomb
  • 29-05-2021

Answer:

[tex]-5[/tex]

Step-by-step explanation:

[tex]x-2y=1[/tex]

[tex](-3)-2(-2)=1[/tex]

[tex](-3)+(4)=1[/tex]

x = -3, y = -2

-3 + -2 = x + y = -5

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