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

The given funtion is $\"\"$ and $\"\"$

Compare the above two equations.

We get, $\"\"$

According to addition property of equality: Add 5 to each side.

$\"\"$

$\"\"$ (Additive inverse property: $\"\"$ )

$\"\"$ (Additive identity property: $\"\"$ )

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

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

$\"\"$ (Cancel common terms)

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

The value of $\"\"$ .