The equality is

Apply Subtraction property of inequality: Subtract from 2t each side.

                       (Additive inverse property: )

                         ( Additive identity property: )   

                                 (Sustract:)

                           (Divide each side by 2)

                                (Cancel common terms )

                                   (Divide:)

Graph the solution set o n a number line

Check:

To check, substitute -13, in .

                   (Multiply:)

                            (Sustract:)

The equality solution is .