Respuesta :

UnLedZep

Answer:

57

Step-by-step explanation:

By the Order of Operators:

First parenthesis, then exp and radicals, next multiplications and divisions and finally addition and subtraction

[tex]81-2^{3}(5-2)\\81-2^{3}(3)\\81-8(3)\\81-24\\57\\[/tex]