Perform the Operations and Simplify $$\frac { x + 6 } { x ^ { 2 } + 13 x + 42 } + \frac { x } { x ^ { 2 } - 49 }$$

Multiple Choice

Perform the operations and simplify. $$\frac { x + 6 } { x ^ { 2 } + 13 x + 42 } + \frac { x } { x ^ { 2 } - 49 }$$
Assume that no denominators are 0 .

A) $\frac { 2 x - 49 } { x ^ { 2 } - 7 }$
B) $\frac { 2 x - 7 } { x ^ { 2 } - 49 }$
C) $\frac { 2 x - 7 } { x ^ { 2 } + 49 }$
D) $\frac { 2 x + 7 } { x ^ { 2 } - 49 }$