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数学
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2分之X+1-3分之2-3X=1的计算过程以及答案
人气:161 ℃ 时间:2020-03-25 04:20:31
解答
(x+1)/2-(2-3x)/3=1
3(x+1)-2(2-3x)=6
3x+3-4+6x=6
9x=7
x=7/9
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