xtdidnfn
xtdidnfn xtdidnfn
  • 17-11-2016
  • Mathematics
contestada

Answer please for x and y

Answer please for x and y class=

Respuesta :

carlichr carlichr
  • 17-11-2016
add the equations together:
12x-12x-11y-5y=40+88
you get
-16y=128
divide y=128/-16
y=-8

then plug-8 for y back into either equation.
12x-11(-8)=88
12x+88=88
12x=0
x=0
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