Translate the following statement into algebraic expressions and simplify if possible : John's age 4 years ago, if he will be y years old in 5 years.

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.

There are 93 calories in a small candy bar how many calories are ther in a half dozen small candy bars?

Identify this conic section. x2 - y2 = 16 o line circle ellipse parabola hyperbola