Astore buys a jacket for $20.00 and then sells it to customers for 80% more than that. what is the selling price of the jacket?

What is this equation in point-slope form?

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.

Write the equations in logarithmic form 10^3=1,000