Falalaa yo you my hero

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?