Respuesta :

Answer:

x =  12 y       y = 29x

     29             12

Step-by-step explanation:
x / y = 12 / 29

Cross multiply to get
5(7x - 3y) = -3(y - 2x)
35x - 15y = -3y + 6x
35x - 6x = -3y + 15y
29x = 12y
x = 12y / 29
x/y = 12 / 29