Here is information about sandwiches sold by a cafe. Half of the tuna sandwiches were on white bread. 25% of the ham sandwiches sold were on brown bread. There were 20 more white bread sandwiches sold than brown bread

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