Answer:
g(f(x))=x.
Step-by-step explanation:
Given :f(x)=[tex]\frac{x-5}{8}[/tex] and g(x)=8x+5.
g(f(x)) = g([tex]\frac{x-5}{8}[/tex]) (Substituting f(x) value)
=[tex]8(\frac{x-5)}{8} +5[/tex] (Replacing x by [tex]\frac{x-5}{8}[/tex])
=x-5+5 (Simplifying)
=x.
g(f(x))=x.