$\"\"$ $\"\"$

The expression is $\"\"$ .

$\"\"$ (Add: $\"\"$ )

According to division property of equality: Divide each side by 9.

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

$\"\"$ (Cancel common terms)

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

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