Perform the Indicated Operation $$\frac { 5 ( a + 9 ) } { a - 9 } - \frac { a + 10 } { 9 - a }$$

Perform the indicated operation. Simplify the answer if possible. $$\frac { 5 ( a + 9 ) } { a - 9 } - \frac { a + 10 } { 9 - a }$$