$\"\"$

The equation is $\"\"$ .

Solve the equation.

$\"\"$ (Original equation)

$\"\"$ (Substitute: $\"\"$ )

Equality for exponential functions property: $\"\"$ if and only if $\"\"$ .

$\"\"$

$\"\"$ (Subtract $\"\"$ from each side)

$\"\"$ (Apply additive inverse property: $\"\"$ )

$\"\"$ (Divide each side by $\"\"$ )

$\"\"$ (Cancel common terms) $\"\"$

The value of $\"\"$ is $\"\"$ .