The inequality is .

Apply subtraction property of inequality: Subtract 11 from each side.

Apply commutative property of addition: .

                 (Apply Additive inverse property: )

                    (Apply Additive identity property: )

                          (Subtract: )

Apply multuplication property of inequality:

Multiply each side by negative one and flip the symbol

                                 (Product of two same singns is positive)

Graph the solution set on a number line.

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

The solution set is .