Ответ:

[tex]64 + (x \div 8 - 27) = 97 \\ x \div 8 - 27 = 97 - 64 \\ x \div 8 - 27 = 33 \\ x \div 8 = 33 + 27 \\ x \div 8 = 60 \\ x = 60 \times 8 \\ x = 480[/tex]

Ответ:480