Solve for X: $5 ^ { x }$ ∙ 25 $)^2$

Short Answer

Solve for x: ( $5 ^ { x }$ ∙ 25 $)^2$ = 125 ∙ $\left( \frac { 1 } { 25 } \right) ^ { x }$ .
Enter your answer exactly as x = $\frac { a } { b }$ in lowest terms.