The inequality is .

Apply subtraction property of inequality: Subtract 6 from each side.

        (Apply additive inverse property:  )

              (Apply additive identity property: )

                (Subtract: )

   (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 dot means that this point is included in the solution set.

The inequality solution set is .