What is the slope and y-intercept of the equation: y = 3x – 10? m = –3; b = 10 m, = –3; , b, = 10 x = –3; y = 10 x, = –3; , y, = 10 m = 3; b = 10

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $36.98. find the probability that a randomly selected bill will have an amount greater than $173, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?