ANSWER
[tex]37[/tex]EXPLANATION
We want to simplify:
[tex]\lbrack5\cdot(3+6)\rbrack-8[/tex]First, simplify the bracket:
[tex]\lbrack5\cdot9\rbrack-8[/tex]Now, simplify the expression:
[tex]\begin{gathered} 45-8 \\ 37 \end{gathered}[/tex]That is the answer.