Respuesta :

Answer:

18

Step-by-step explanation:

-3+7=4

4+7=11

11+7=18

18+7=25

Lucker

Answer:

18

Step-by-step explanation:

The sequence of these numbers are +7.

-3 + 7 = 4

4 + 7 = 11

11 + 7 = 18  (the missing sequence)

18 + 7 =25

and so on