What are two numbers that add to -2 and multiply to -80?

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

Point m is located at (-4, -6). what is located 4 units from point m? ( its on a coordinate plane by the way. )

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?