2. kateri saves her quarters and dimes. she plans to exchange the coins for paper money when the total value equals $10.
(use this information to solve the following parts)
a. how many coins does she need to make $10 if all the coins are quarters? if all the coins are dimes?
b. what equation relates the number of quarters x and the number of dimes y to the goal of $10.
c. use the answers from part (a) to you draw a graph showing the solutions to the equation.
d. use the graph to find the five combinations of the dimes and quarters that will allow kateri to reach her goal.