Respuesta :

slasherneo

5

4

3

5 + 10 = 15

4 + 8 = 12

3 + 6 = 9

These are at most 15 bust not over 15

6 and above font work because they result in a number above 15

and 2 and below don't work because it is noticeably not close by observation.

sanghaharjot

2x=15

x=15/2

x=7 1/2

thats all i know