Brian places baseball cards in an album with 9 on each page. He could represent the total number of baseball cards he has in an album using the expression 9t.
Brian wants to put an additional 7 cards on each page.
Which expression would represent the number of baseball cards in the album after Brian adds 7 additional cards to each page?
A.
9 × 16
B.
9 × 7
C.
7t
D.
16t