The inequality is .

Apply subtraction property of inequality: Subtract  from each side.

Apply commutative property of addition: a + b = b + a.

        (Apply additive inverse property: )

              (Apply additive identity property: )

                     (Subtract: )

                   (Divide: )

Graph the solution set on a number line.

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

The inequality solution set is .