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求英语数学题目翻译!
three times one number added to five times another number is 54. the second number is two less than the first.find the numbers
人气:180 ℃ 时间:2020-02-28 15:36:20
解答
设其中一个数为x,则另一个数为x-2,由已知的;3x+5(x-2)=54,求x
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