Find the Missing Expression $$\frac { 13 x + 3 } { x + 2 } - \frac { ? } { x + 2 } = \frac { 1 + 8 x } { x + 2 }$$

Multiple Choice

Find the missing expression.
- $$\frac { 13 x + 3 } { x + 2 } - \frac { ? } { x + 2 } = \frac { 1 + 8 x } { x + 2 }$$

A) $5 x + 2$
B) $- 5 x + 4$
C) $- 5 x - 4$
D) $5 x - 2$