Suppose you receive a $50 gift certificate to the cityside music and book store. all cds at the strore cost $9.99, and all books cost $5.99. you want to buy some books and at least one cd.

a. write a system of inequalities for x books and y cds that describes thia situation

b. graph the system to show all possible solutions

c. what puchase does the ordered pair (2,6) represent? is it a solution to your system? explain.

d. find a solution in which you spend almost all of the gift certificate