Question 526827
3raised to power 2x-1 is eqaul to 81.find x
{{{3^(2x-1) = 81}}}
can be rewritten as:
{{{3^(2x-1) = 3^4}}}
{{{2x-1 = 4}}}
{{{2x = 5}}}
{{{x = 5/2}}}
{{{x = 2.5}}}