Respuesta :

ajsagiriusoxcutf

Answer:

64

Step-by-step explanation:

1/4n=1/5(n+1)+3

1/4n=n/5 + 1/5 +3

1/4n = n/5 + 16/5

n = 4/5n + 64/5

note: n = 5/5n

n - 4/5n = 64/5

1/5n = 64/5

n = 64