$\"\"$

The exponential equation is $\"Syntax$ .

Rewrite above equation as $\"Syntax$ .

$\"\"$

Apply one-to-one property of exponential function : $\"\"$ if and only if $\"\"$ .

$\"minus$

$\"5$

$\"\"$

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

$\"\"$

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