$\"\"$

The functions are $\"\"$ .

From given data $\"\"$

$\"\"$

$\"\"$ (Multiply each side by negative one and flip the symbol)

$\"\"$ (Simplify) $\"\"$

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

$\"\"$ (Simplify)

$\"\"$ (Add 3 to each side)

$\"\"$ (Simplify) $\"\"$

$\"\"$ (Take out common factor)

$\"\"$ (Apply zero product property)

$\"\"$ (Simplify) $\"\"$

The inequality solution set is $\"\"$ .