tr0mi1tchatdoyleib tr0mi1tchatdoyleib
  • 03-02-2017
  • Mathematics
contestada

Use the formula 2x - 5y = 20 to find x y = - 6

Respuesta :

BrysonEaston15
BrysonEaston15 BrysonEaston15
  • 06-02-2017
2x-5y=20
2x-5(-6)=20
2x+30=20
     -30  -30
2x= -10
/2        /2
x=-5
I hope this helps!
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