Respuesta :

Answer:

3n+12

Step-by-step explanation:

3 times n

+

3 times 4

or

[n+4]+[n+4]+[n+4]

Answer: If you are looking for the variable n, then I assume the answer would be n = -4

Step-by-step explanation:

3(n+4) = 0

3n+12 = 0

3n = -12

3n (1/3) = -12 (1/3)

n = -4