There are 20 guests at a party. the host has 8 gallons of punch. each guests will drink 2 cups of punch. how much punch will be left over at the end of the party?

(01.04 mc) an ice sculpture is melting because of heat. assuming its height changes bynegative 5 over 32m every hour, what will be the change in height after 4 hours?

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

Use the elimination method to solve the systems of equations. choose the correct ordered pair. 7x+4y=39