Find the percent of decrease.

original rent: $600
new rent: $450

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.

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

I’m stuck on this equation, anyone got the answer?