Solve the Equation $$\log _ { 9 } ( 3 x + 2 ) = \log _ { 9 } ( 3 x + 7 )$$

Multiple Choice

Solve the equation. Use a calculator where appropriate. If the answer is irrational, round to the nearest hundredth.
- $$\log _ { 9 } ( 3 x + 2 ) = \log _ { 9 } ( 3 x + 7 )$$

A) 0
B) 5
C) $\frac { 9 } { 5 }$
D) no solution