Respuesta :

seeequoiaa

Answer:

19

hope this helps

dancer2416

Answer:

19 = 9+10

Step-by-step explanation:

Or its 21 if that is the vine joke

9+10=?

9 = 3x3

10= 5x2

3 (from 3x3) x 5 (from 5x2) = 15

3 (from 3x3) x 2 (from 5x2) = 6

15+6=21

Therefore 9+10=21

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