How many years before the company has a profit of 0 ? F(x) =-2x^2+92x+84

Determine whether the points (–3,–6) and (2,–8) are in the solution set of the system of inequalities below. x ? –3 y < 5? 3x + 2 a. the point (–3,–6) is not in the solution set, and the point (2,–8) is in the solution set. b. neither of the points is in the solution set. c. the point (–3,–6) is in the solution set, and the point (2,–8) is not in the solution set. d. both points are in the solution set.

How do you use the elimination method for this question? explain, because i really want to understand!

Which one is true about the hexagons ?