Respuesta :
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
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