. If a line � passes through the points (5, 0) and (0, −2), then which of the following equations are valid representations of �? I. � = 2 5 � + 2 II. −2� + 5� = −10 III. � + 2 = 2 5 (� − 0) A III only B I and II only C II and III only D I, II, and III

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.