What is the solution to the system of equations 1/4 x + 1/2 y equals 5/8 3/4 x - 1 1/2 y equals 3 3/8

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?

Find the value of x. give reasons to justify your solutions! l, m ∈ kn

For the feasibility region shown below find the maximum value of the function p=3x+2y