What is the measurement of the supplement of an angle is 39 degrees more than half the angle. Find the measurement of the angle and it’s supplement

Me find the measure to side a and the process to solve the problem you appreciate it : )

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.

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5