The inequality is

Apply division property of inequality: Divide each side by 6.

            (Cancel common terms)

                 (Divide:)

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

                       (Product of two same signs is positive)

                           (Product of two diffirent signs is negative)

Graph the solution set on a number line.

Note: A dot means that this point is included in the solution set.

Check:

To check, substitute a number less than or eual to   in .

               (Substitute )

                          (Multiply: )

The inequality is true.

The inequality solution is .