$\"\"$

The equation is $\"\"$ .

Apply product property logarithm: $\"\"$ .

$\"\"$

Apply Property of equality for logarithmic functions $\"\"$ .

$\"\"$

$\"\"$ (Divide each side by 9)

$\"\"$ (Cancel common terms)

$\"\"$ (Divide: $\"\"$ ) $\"\"$

CHECK:-

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

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

Apply product property logarithm: $\"\"$ .

$\"\"$

Apply Property of equality for logarithmic functions $\"\"$ .

$\"\"$

The solution is true. $\"\"$

The solution is $\"\"$ .