To find the percent of a discount,

a. find the percent of decrease from the original price to the new price.
b. find the percent of increase from the new price to the original price.
c. multiply the original price by the new price.
d. divide the new price by the original price.

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.