1. which ordered pairs are a solution to the equation? y = 3x - 4 options: (4,2) (1, -1) (-1, -7) (2, 2) 2.which ordered pairs are a solution to the equation? y = 4 - 2x options: (-1,2) (0,4) (-1,6) (1,6)

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?