Rich deposited money into a bank account that earned 2.5% simple interest each year. after 2 years, he had earned $14.65 in interest on the account.
if no other money was deposited into or withdrawn from the account, how much was his initial deposit?

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.