After paying all your holiday bills, you're very short of cash. You have a total of %9.60 in your pocket. The money is composed of equal numbers of quarters, dimes, and nickels, but no other coins. How many of each of those three coins do you have?

Jack has a rectangular piece of land, the area of which is represented by a1 = 9.5l. his brother has a different rectangular piece of land, the area of which is represented by a2 = l(14 − l). let a represent the area in square meters and l represent the length in meters of the pieces of land. the two equations plotted on a graph meet at a point as shown in the image