This printable bingo card set on the topic of Algebra has 24 unique items on a 4x4 grid. Each card draws from a pool of 24 items, so every player gets a different card.
x - 7
7 + x
2x - 4
8(x + 5)
2X
18 - x
3(x + 4)
x + 12
6 + 3x
(4 + x) -- 2
6 - x
x - 6
10 - 2x
3x + 7
x -- 2
4(6 + x)
7x
12 - 3x
6x + 4
3x - 7
(5x - 2) -- 3
5 + 6x
11x - 7
8 + 4x