Michael is 3 times as old as Brandon. 18 years ago, Michael was 9 times as old as Brandon

Can you guys plz answer this question in order and quickly plz i will give 30 points

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

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.