Jawapan

2016-06-11T01:43:39+08:00
Mula2 27 dan 9 tu tukar kpd base 3. so 3 3^{3{X2x-1} =  3^{2X4x} 
 3^{6x-3}  =   3^{8x} 
6x-3 = 8x
-3 = 8x-6x
-3 = 2x
x=  \frac{-3}{2}