Use the integers that are closest to the number in the middle

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

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.

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28