Find the Expression as the Tangent of an Angle $$\frac { \tan 130 ^ { \circ } - \tan 30 ^ { \circ } } { 1 + \tan 130 ^ { \circ } \tan 30 ^ { \circ } }$$

Multiple Choice

Find the expression as the tangent of an angle.​ $$\frac { \tan 130 ^ { \circ } - \tan 30 ^ { \circ } } { 1 + \tan 130 ^ { \circ } \tan 30 ^ { \circ } }$$ ​

A) $\tan ^ { - 1 } 100 ^ { \circ }$
B) $\tan ^ { - 1 } 130 ^ { \circ }$
C) $\tan 160 ^ { \circ }$
D) $\tan 100 ^ { \circ }$
E) $\tan 30 ^ { \circ }$