Respuesta :

Answer:

f(x+1)= 11+4x/5+x

Step-by-step explanation:

f(x+1)= 7+4(x+1)/4+(x+1)       We have to put x+1 in the place of x

or, f(x+1)= (7+4x+4)/ (5+x)

            = 11+4x/5+x