Respuesta :
x = descuento
60 - 60x = 48
-60x = 48-60
60x = 12
x = 12/60
x = 0.20
X = 20% de descuento
60 - 60x = 48
-60x = 48-60
60x = 12
x = 12/60
x = 0.20
X = 20% de descuento