Help
Find the values of the letters

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.

Y=21.95x+10 y=22.45x solve by substitution

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.