Given the system of equations, what is the solution? x + 3y = 5 x - 3y = -1 {(-4, -3)} {(2, 1)} {(-2, 3)}

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

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?

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?