Question 170203
{{{4^(x-6)=16^(x)}}}
{{{4^(x-6)=(4^2)^(x)}}}
{{{4^(x-6)=4^(2x)}}}
{{{x-6=2x}}}
{{{x=-6}}}
.
.
.
{{{e^(-2x)=0.3}}}
{{{-2x=ln(0.3)}}}
{{{x=-ln(0.3)/2}}}
or approximately
{{{x=0.602}}}