Respuestas

2012-04-05T21:30:34+02:00

2x-3/ 3x+5= y
2x-3 = y (3x+5)
2x-3 = 3xy+5y
3xy-2x = 3-5y
x(3y-2) = 3-5y
x = (3-5y)/(3y-2)

x= -2