Mr Emmert went to the store to get 15 cans of green beans. If there is a sale that says "buy 6 for $10", then how much will it cost to buy 12? What about 15?

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?

Explain how you can use the associative property to evaluate (7x50)x4.

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?