dezirae04
dezirae04 dezirae04
  • 17-01-2018
  • Mathematics
contestada

solve the system of equations using the substitution method. check the solution.

6x+5y=16
x=5-3y


show your work

Respuesta :

daniamv daniamv
  • 22-01-2018
since u already have the x in terms of y, u just have to plug in 

⇒ 6(5 - 3y) + 5y = 16
     30 - 18y + 5y = 16
     30 - 13y = 16
     14 = 13y
     ([tex] \frac{14}{13} [/tex]) = y 

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