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数学
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x+3.4= 5x-6=
人气:199 ℃ 时间:2020-04-21 16:57:48
解答
x+3.4= 5x-6
6+3.4=5x-x
9.4=4x
x=2.35
若还有疑问可补充提问,或直接HI我..
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