Solve the Inequality $$\frac { 3 x } { 7 - x } < x$$

Multiple Choice

Solve the inequality.
- $$\frac { 3 x } { 7 - x } < x$$

A) $( 4,7 )$
B) $( 7 , \infty )$
C) $( 0,4 )$ or $( 7 , \infty )$
D) $( - \infty , 4 )$ or $( 7 , \infty )$