Question 804031
{{{log( 2, (5x+3))=3}}}
for figuring out {{{x}}} you must exponentiate the equation.  We will use 2 since {{{log(2,2) = 1}}}.
{{{log(2,(2^(5x+3)))=2^3}}}
{{{5x+3=8}}}
{{{5x=5}}}
{{{x=1}}}