Question

100:(18+(82-10х):6)=5

Answer 1

$100:(18+(82-10x):6)=5 \\ 18+(82-10x):6=100:5 \\ 18+(82-10x):6=20 \\ 18+(82-10x)=20*6 \\ 18+(82-10x)=120 \\ 82-10x=120-18 \\ 82-10x=102 \\ 10x=102-82 \\ 10x=20 \\ x=20:10 \\ \boxed{x=2}.$