Respuesta :

mhanifa

Answer:

  • 3/(a -5)

Step-by-step explanation:

Simplification

  • (a^2 +8a + 15) / (a^2 + 7a + 12) * (3a +12) / (a^2 - 25) =
  • (a+3)(a+5)/(a+3)(a+4) * 3(a+4)/(a+5)(a-5) =
  • 3/(a -5)

Correct option is the last one

jamesmyers22

Answer:

C

Step-by-step explanation: