2 What is measurement between two points called? Distance, Time, Velocity or Speed

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

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.

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out