pangkat 2log (3x+1) - pngkt 2log (x-3)=3 tentukan himpunan penyelesaian persamaan logaritma!

^2log (3x+1) - ^2 log (x-3) = 3
^2 log (3x+1) - ^2log(x-3) = 3 ^2log 2
^2 log (3x+1) - ^2log(x-3) =  ^2log 2^3
^2 log (3x+1)/(x-3) = ^2log 2^3
(3x+1)/(x-1)= 8
(3x + 1) = 8(x-1)
(3x+1)=8x-8
9=5x
x=5/9