Sorality
Sorality Sorality
  • 01-07-2017
  • Mathematics
contestada

Find the solution of this system of equations

6x = 90 +3y
x - 3y = 50

Show work please

Respuesta :

konrad509
konrad509 konrad509
  • 01-07-2017
[tex]6x = 90 +3y\\ x - 3y = 50\\\\ -6x+3y=-90\\ \underline{x-3y=50}\\ -5x=-40\\ x=8\\\\ 8-3y=50\\ 3y=-42\\ y=-14 [/tex]
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fakeclogg fakeclogg
  • 01-07-2017
I did it using elimination method.
Ver imagen fakeclogg
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