Perform the Operation $$\frac { a } { a - 5 } + \frac { 25 + 5 a } { a ^ { 2 } - 25 }$$

Perform the operation. Simplify the answer, if possible. $$\frac { a } { a - 5 } + \frac { 25 + 5 a } { a ^ { 2 } - 25 }$$