19 2dCreated by Nick Oztok, the game sees you set off on an adventure with protagonists Trace and Aurora as they look to uncover the secrets of the 'The answer to 19-2d=-20-17d-6 is d=-3; Solve for d: 19-2d=-20-17d-6; The solution is d=-3; Study Tools AI Math Solver Popular Problems Worksheets Study Guides Practice Cheat Sheets