Respuesta :

Answer:

[tex] A(x) = \frac{ 4x + 800 }{x}[/tex]

Step-by-step explanation:

[tex]C(x) = 4x + 800.... (given)[/tex]

[tex] \because \: A(x) = \frac{C(x) }{x}[/tex]

[tex] \therefore \: A(x) = \frac{ 4x + 800 }{x}[/tex]