Can someone please answer these asap.

17. 3, 7x, 3x, x

18. y, 3y, 8y, 2

19. 2a, 5a, a, 6a

20. 5c, 2d, 3d, d

21. 6m, 2n, 7

22. 7x, 3y, 3z, 2

Step-by-step explanation:

option 1

data plot with   3 dots over 33, 1 dot over 34, 2 dots over 35, no dot over 36, 1 dot over 37, 2 dots over 38, 4 dots over 39, and 2 dot over 40.