$\"\"$

The equation is $\"\"$ .

$\"\"$ (Rewrite $\"\"$ )

$\"\"$ (Apply Formula: $\"\"$ )

Apply Property of equality for exponential functions: $\"\"$ .

$\"\"$

$\"\"$ (Subtract 3 from each side)

$\"\"$

CHECK:-

To check the solution, substitute $\"\"$ in $\"\"$ .

$\"\"$

$\"\"$ (Rewrite $\"\"$ )

$\"\"$ (Apply Formula: $\"\"$ )

$\"\"$ (Apply power of power property: $\"\"$ )

The solution is true. $\"\"$

The solution is $\"\"$ .