moralese1
moralese1 moralese1
  • 09-02-2020
  • Mathematics
contestada

Solve the system using substitution.

5x-y=75
3y=x

Respuesta :

Mimi774
Mimi774 Mimi774
  • 09-02-2020
5(3y)-y=75 -> 15y-y=75 -> 14y= 75 -> y= 75/14

3(75/14)=x -> x= 225/14 and y= 75/14


I'm completely wrong but i tried
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