I have to solve:

(log(x^2) + log(x^4))/log(90x) = 3

I've been on it for 25 minutes and have gotten as far as:

log(x)/log(90x) = 1/2

And I'm not sure if I'm even going the right path lol, just trying to play around with properties of logs and not sure how to maneuver this. Thanks for any help