Solve the Equation $$\frac { 1 } { 3 } \log _ { 2 } ( x + 6 ) = \log _ { 8 } ( 3 x )$$

Multiple Choice

Solve the equation.
- $$\frac { 1 } { 3 } \log _ { 2 } ( x + 6 ) = \log _ { 8 } ( 3 x )$$

A) $\varnothing$
B) $\{ 3 \}$
C) $\{ 3,0 \}$
D) $\{ 9 \}$