8x-1/2x=1/3x-1
8x-1/2x-1/3x=-1
48/6x-3/6x-2/6x=-1
43/6x=-1
x=-6/43
左边=8×﹙－6/43﹚－1/2×﹙-6/43﹚=-48/43+3/43=-45/43
右边=1/3×﹙-6/43﹚－1=-2/43-1=-45/43