Respuesta :

Answer:

x=2

Step-by-step explanation:

Answer:

x = 2

Step-by-step explanation:

4x + 5x - 27 = 15 - 12x

9x - 27 = 15 - 12x

9x + 12x = 15 + 27

21x = 42

x = 42/21

x = 2