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7-57.

Solve $( \frac { 1 } { 8 } ) ^ { ( 2 x - 3 ) } = ( \frac { 1 } { 2 } ) ^ { ( x + 2 ) }$ for $x$. Homework Help ✎

The common base is $1/2$. Rewrite the left side of the equation with a base of $1/2$.