Question 404914
Not sure whether you mean:
{{{3^x-4=2}}}
or
{{{3^(x-4)=2}}}
.
I'll assume the later:
{{{3^(x-4)=2}}}
{{{(x-4)=log(3,2)}}}
{{{x=log(3,2)+4}}}
{{{x=log(2)/log(3)+4}}}
{{{x=4.6309}}}