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4【2x-1】-【10x+1】=3【2x+1]-12
人气:149 ℃ 时间:2020-05-01 15:01:47
解答
4【2x-1】-【10x+1】=3【2x+1]-12
8x-4-10x+1=6x+3-12
-4+1-3+12=6x-8x+10x
6=8x
x=8/6
x=4/3
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