问题已解决
老師,已知開票金額為254325,單價是17元和17.5元,要想知道數(shù)量是多少要怎么湊出來啊
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你好
這個是要計算二元一次方程
17*X+17.5*Y=?254325
17.5*Y=?254325-17*X
Y=(254325-17*X)/17.5
2022 09/30 14:45
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2022 09/30 14:59
老師,接下去怎么計算啊
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2022 09/30 15:04
Y=(254325-17*X)/17.5
這個已經(jīng)計算好了阿,你要把數(shù)據(jù)代入的,你看一下我 的圖片
FAILED
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2022 09/30 15:17
老師,數(shù)量要是整數(shù)的
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2022 09/30 15:27
那你這個可以繼續(xù)往下算阿,你看圖片,40就是的了
FAILED
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