Respuesta :

The blank would be 33. If you follow the pattern, you will see you first add 3 and 4 which is 7. Then 5 and 3 which is 8. The 9 comes from 7, 8, ... the dots would be 9. 7+9=16 and 9+8= 17. So you will need to add 16 and 17 which is 33.

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