$\"\"$

The expression is $\"\"$ .

$\"\"$ can be written as $\"\"$

$\"\"$

$\"\"$ (Multiply each side by x)

$\"\"$ (Cancel common terms) $\"\"$

$\"\"$ (Divide each side by negative 15)

$\"\"$ (Cancel common terms)

$\"\"$ (The quotient of two same signs is positive)

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

The solution is $\"\"$ .