A crab walks 7 feet below sea level. Directly above the crab a bird flies 15 feet above sea level

Four sentences:
 1) What you must do is divide the x axis into equal parts.
 2) n = 212/5 = 42.4.
 3) Each unit of the x axis is worth 42.4. Therefore, you can graph the coordinate -212 at x = -5
 4) The y-axis can maintain its magnitut and graph the -4 coordinate in y = -4