Question 950728
{{{log((5x))+log((x-1))=2}}}
{{{log((5x(x-1)))=2}}}
{{{5x(x-1)=100}}}
{{{x(x-1)=20}}}
{{{x^2-x-20=0}}}
{{{(x-5)(x+4)=0}}}
Only the positive solution makes sense here.
{{{x-5=0}}}
{{{x=5}}}