Respuesta :

mhanifa

Answer:

  • (y - 4)/(y + 5)

Step-by-step explanation:

Simplify by factoring both trinomials:

  • (y^2 - y - 12)/ (y^2 +8y + 15)​ =
  • (y - 4)(y + 3) /(y + 5)(y + 3) =
  • (y - 4)/(y + 5)