Find the Inverse Function of F Informally $f ^ { - 1 } ( x ) = \frac { 5 } { x }$

Multiple Choice

Find the inverse function of f informally. ?
F(x) = x - 5
?

A) f^-1(x) = - (x + 5)
B) ? $f ^ { - 1 } ( x ) = \frac { 5 } { x }$
C) $f ^ { - 1 } ( x ) = \frac { x } { 5 }$
D) f^-1(x) = 5 - x
E) f^-1(x) = x + 5