Triangle ABC is similar go triangle DEC which equation explains with the slopes of CE and CB are the same

Five more than the product of a number n and 8 is at least 100. write an inequality that can be used to find all positive values of n

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.