Respuesta :

Answer:

n=13.5

Step-by-step explanation:

2[(14 - 3) + 43÷4] - 2.5 × 12 = n

2[11+10.75]-2.5×12=n

2[21.75]-2.5×12=n

43.5-2.5×12=n

43.5-30=n

13.5=n aka n=13.5