Use a system of equations to solve a problem involving distance, speed, and time. A boat on a river travelled 336 km upstream against the current in 14 hours. It took
the boat only 12 hours to make the same trip downstream with the current.
What is the speed of the boat in still water?

You are choosing between two health clubs. club a offers membership for a fee of $ 28 plus a monthly fee of $ 20. club b offers membership for a fee of $ 20 plus a monthly fee of $ 22. after how many months will the total cost of each health club be the same? what will be the total cost for each club? in __ months the total cost of each health club will be the same.