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

The inequality is $\"\"$ .

$\"\"$ (Apply distributive property: $\"\"$ ) $\"\"$

Apply addition property of inequality: Add 6n to each side

$\"\"$

$\"\"$ (Apply commutative property of addition: $\"\"$ ) \ \

$\"\"$ (Apply additive inverse property: $\"\"$ )

$\"\"$ (Apply additive identity property: $\"\"$ )

All real numbers are solutions because $\"\"$ is false. $\"\"$

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