Atruck is transporting 6 cars to a dealership. each car weighs 1 ton 1,400 pounds. what is the total weight in pounds of the cars the truck is transporting?

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

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?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1