Respuesta :

lamruth767

Answer:

22

Step-by-step explanation:

[tex]25 + 5 = 27[/tex]

[tex]27 - 4 = 23[/tex]

[tex]23 + 7 = 30[/tex]

[tex]30 - 8 = 22[/tex]
22+5-4+7-8
27-4+7-8
23+7-8
30-8
22