Vasko was renting a high performance bicycle for his olympic training. bicycle a is $25 per month and requires a down payment of $500. bicycle b is $50 per month rent and requires a down payment $200. how many months would vasko need to rent the bikes in order for the total cost to be the same?

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field