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龟和鹤有94脚,35个头,龟鹤各多少个
人气：349 ℃ 时间：2020-07-03 05:24:10
解答
就有答案列岀公式龟12鹤23公式x＋y＝12 4x2y＝94多谢后面少了个＋请详细4x＋2y＝9412哪里来解方程啊x的值
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