Respuesta :

9-(9-(9-1))
9-(9-8)
9-1
8

Answer:

The answer: 8

Step-by-step explanation:

x-(x-(x-y³))

x=9 , y=1 —> 9 - (9-(9-1³)) —> 9 - (9-(8))—> 9 - ( 1) —> =8