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3【3/4x-(1/4x-1/3)】=5/6x
人气:211 ℃ 时间:2020-02-06 07:11:16
解答
3【3/4x-(1/4x-1/3)】=5/6x
3/4x-1/4x+1/3=5/18x
1/2x+1/3=5/18x
9x+6=5x
4x=-6
x=-3/2
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