Question 129545
change it into

{{{log((3^4)/(3^x))=log100}}}

you can write and eliminated log

{{{3^5>3^(4-x)>3^4}}}

 then
{{{5>4-x>4}}}
{{{x<0}}}
{{{x>-1}}}
so
{{{-1<x<0}}}