1. if robert has $45 and has decided to double that amount every month, how much money will he have after 16 months? robert’s earnings can be described by the function y = 45 * 2x. (put that function into your calculator, graph and go to table and find when x = 16 months).
show all your work .

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.