3/4/1/8x+3/8-1/2=5/14
3/4/1/8x+3/8-1/2=5/14 3/32x+3-4/8=5/14 3/32x+1/8=5/14 32x=56/9 x=56/9:32 x=7/9:1/4 x=7/36