Sam sold 5 comic books and RJ sold 4 comic books. They sold them for five dollars each. They want to know how much their books are worth combined. Which expression will help them solve this problem? *
1 point
A. 4 x (4 + 5)
B. 5 x (4 x 5)
C. 5 x (4 + 5)
D. 5 + (4 x 5)