I have a logarithmic equation that I am meant to find the value of $x$ for:
$2\log_{9}(x)$ = $1/2$ + $2\log_{9}(5x+18)$
I get as far as here when I realize I cannot use the quadratic formula.
$\log_{9}\left( \dfrac{x^{2}}{(5x+18)^2}\right)= \dfrac{1}{2}$