Perform the Operations and Simplify $$\frac { x + 3 } { x ^ { 2 } + 9 x + 18 } + \frac { x } { x ^ { 2 } - 36 }$$

Multiple Choice

Perform the operations and simplify. $$\frac { x + 3 } { x ^ { 2 } + 9 x + 18 } + \frac { x } { x ^ { 2 } - 36 }$$
Assume that no denominators are 0 .

A) $\quad \frac { 2 x - 36 } { x ^ { 2 } - 36 }$
B) $\quad \frac { 2 x - 36 } { x ^ { 2 } - 6 }$
C) $\quad \frac { 2 x + 6 } { x ^ { 2 } - 36 }$
D) $\frac { 2 x - 6 } { x ^ { 2 } - 36 }$