What is the simplified form of the expression? x^8*2y^10*5x^5

Match each polynomial with its factorization.

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 shows the correct solution of the equation 1/2a+2/3b=50, when b=30?