What is the value of x+yxy when x = -4 and y = 3?

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?

Which statements are true about additional information for proving that the triangles are congruent check all that apply

Which rule describes the composition of transformations that maps △abc to △a”b”c