(1)x/2-x=-1/3(2)x/2=3x-1(3)1-1/2x-1/3x=1/4x-2
热心网友
(1)x/2-x=-1/3解:-0.5x=-1/3 x=2/3 (2)x/2=3x-1解:-2.5x=-1 x=0.4(3)1-1/2x-1/3x=1/4x-2解： 12-6x-4x=3x-24 6x+4x+3x=12+24 13x=36 x=36/13
热心网友
1。解：-1/2x＝-1/3 x＝2/32。解：x/2－3x＝-1 -5/2x＝-1 x＝2/5 3。解:-1/2x-1/3x-1/4x=-2-1 -13/12x=-3 x=36/13 x=2(10/13)