Respuesta :

Answer:

n = 3.666 or (3 and 2/3)

Step-by-step explanation:

4.5n + 2.5 = 19

4.5n = 19 - 2.5

4.5n = 16.5

n = 16.5 / 4.5

n = 3.666 or (3 and 2/3)