The inequality is .

Apply division property of inequality: Divide each side by 0.6.

                              (Cancel common terms)

                              (Divide: )

Apply multiplication property of inequality:

Multiply each side by negative one and flip the symbol.

                             (Product of two same signs is positive)

Graph the solution set on a number line.

Note: A circle means that this point is not included in the solution set.

The solution set is .