[tex] log_{2}(x) + log_{2}(3) = log_{3}( 27) [/tex]
[tex] log_{2}(x) + log_{2}(3) = log_{3}( {3}^{3} ) [/tex]
[tex] log_{2}(x) + log_{2}(3) = 3[/tex]
[tex] log_{2}(3x) = log_{2}({2}^{3}) [/tex]
[tex]3x={2}^{3}[/tex]
[tex]3x=8[/tex]
[tex] x = \frac{8}{3} [/tex]