Answer
Answer:
$\frac{x - 5}{5x}$
Work Step by Step
When a given number/expression is multiplied by its reciprocal, the result will always be = 1.
Reciprocal of x $\rightarrow$ $\frac{1}{x}$
Reciprocal of 5 $\rightarrow$ $\frac{1}{5}$
Thus,
$\frac{1}{5}$ - $\frac{1}{x}$ = $\frac{x - 5}{5x}$.