2/3(3x-1)-3/2[2x+3x(x-2]=1 2x - 2/3 - 3/2[ 2x +3x-6x] = 1 2x -2/3 - 3x +4,5x -9x = 1 -10x +4,5x=1 +2/3 -14 i 1/2x = 1 i 2/3 /:(- 14 i 1/2) x = 10/87