Solve the Equation $$64 ^ { x - 1 } = 16 ^ { 3 x }$$

Multiple Choice

Solve the equation.
- $$64 ^ { x - 1 } = 16 ^ { 3 x }$$

A) $\{ - 1 \}$
B) $\{ - 6 \rangle$
C) $\left\{ - \frac { 1 } { 6 } \right\}$
D) $\left\{ - \frac { 1 } { 2 } \right\}$