A large bucket holds 5 gallons of water, which is the same as 20 liters of water. An even larger bucket holds 15 gallons of water, how many liters can it hold?

How do you use the elimination method for this question? explain, because i really want to understand!

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?