You got the bedroom set using the installment plan of 24 monthly payment of $200. The original cost of the set was $4200. How much profit did the furniture store make off of you using their financing program? $800
$400
$600
$200

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Pls! does anybody know a shortcut for answering these types of questions in the future?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5