Help please ASAP for 12pts

Look at this expression. a3b3c a-3b-3c-1 which of the following is the simplest form of the expression above?

The verbal translation for the difference of m and 7 increased by 15

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.