Write a matrix to represent the system 2a-3b=6 a+b=2

Can you decompose the numbers 20,740,6,000

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

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.