Jawabanmu

2014-09-03T14:44:50+07:00
(1/9)^3+x = 3^2x-3
(3^-2)^3+x = 3^2x-3

Hilangkan bilangan bulat 3-nya:
-6-2x = 2x-3
-2x-2x = -3+6
   -4x = 3
     x = -3/4