Which of the ordered pairs is a solution of the given system? y=3x-2 y=-x a.(2,9)b.(1,4)c.(1/2,-1/2)

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол