3.) y-intercept = 2. The graph will be a straight line passing through points (0, 2) and (2/3, 0)
4.) y-intercept = -1. The graph will be a straight line passing through points (0, -1) and (2, 0)
5.) y-intercept = 2. The graph will be a straight line passing through points (0, 2) and (3, 0)
