The equality is

Apply subtraction property of equality: Subtract 3 from each side.

                     (Additive inverse property: )

                           (Additive identity property: )

                                 (Subtract: )

                          (Divide each side by 8)

                               (Cancel common terms)

                                   (Divide: )

Graph the solution set o n a number line

Check:

To check, substitute , in .

                          (Multiply: )

                                        (Add: )

The equality solution is .