图
8分之3x-16分之3x-0.75＝4分之1解：3/8x-3/16x=1/4+0.75 3/16x=1 x=16/3
(3/8)x-(3/16)x-0.75=1/4(3/16)x=0.75+(1/4)(3/16)x=1x=16/3
