1-2x/3 = 3x+1/7 -3x-3/2 + 6-x/3 = 2/3(1+ 1+2x/4)
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![1-2x/3 = 3x+1/7 -3x-3/2 + 6-x/3 = 2/3(1+ 1+2x/4)](/uploads/image/z/14726598-6-8.jpg?t=1-2x%2F3+%3D+3x%2B1%2F7+-3x-3%2F2+%2B+6-x%2F3+%3D+2%2F3%281%2B+1%2B2x%2F4%29)
1-2x/3 = 3x+1/7 -3x-3/2 + 6-x/3 = 2/3(1+ 1+2x/4)
1-2x/3 = 3x+1/7 -3
x-3/2 + 6-x/3 = 2/3(1+ 1+2x/4)
1-2x/3 = 3x+1/7 -3x-3/2 + 6-x/3 = 2/3(1+ 1+2x/4)
1、同时乘以21:21-14x=63x+3-3
化简得:77x=21 x=11/3
2、你貌似写的不是很清楚..