Question 871860
{{{log((5x))+log((x-1))=2}}}
{{{log((5x(x-1)))=2}}}
{{{log((5x^2-5x))=2}}}
What is your base?  I will assume base ten.
{{{log(10,(5x^2-5x))=2}}}


{{{10^2=5x^2-5x}}}
{{{5x^2-5x-100=0}}}
{{{x^2-x-20=0}}}
solve for x.