Let $X$ = $5$ And $y$ = $2$ And Evaluate the Expression $\frac { 1 } { x } - \frac { 1 } { y } + \frac { 15 } { x y }$

Essay

Let $X$ = $5$ and $y$ = $2$ and evaluate the expression. $\frac { 1 } { x } - \frac { 1 } { y } + \frac { 15 } { x y }$ Give your answer as a mixed number.