Solve the Equation by Expressing Each Side as a Power $$3 ^ { ( 3 x - 6 ) } = 27$$

Multiple Choice

Solve the equation by expressing each side as a power of the same base and then equating exponents.
- $$3 ^ { ( 3 x - 6 ) } = 27$$

A) $\{ 3 \}$
B) $\left\{ \frac { 1 } { 9 } \right\}$
C) $\{ 9 \}$
D) $\{ - 3 \}$