XYZ Music Store sells new CDs, n, for $15.75, and used CDs, u, for $7.25. The
store earned $876 revenue last month. The store sold 26 more used CDs than
new CDs. Which system of equations represents this scenario?
A. 7.25n+ 15.75u = 876; U = n-26
B. 15.75n+ 7.25u = 876; u= n- 26
C. 15.75n + 7.25u = 876; U = 1 + 26
D. 7.25n+ 15.75u = 876; U = n + 26