Expanded form :32,456​

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

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?

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.