用三元一次方程解决:现有1角,5角,1元硬币各10枚,从中取出15枚,共值7元.1角,5角,1元硬币各取多少使用三元一次方程啊
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/14 15:48:33
![用三元一次方程解决:现有1角,5角,1元硬币各10枚,从中取出15枚,共值7元.1角,5角,1元硬币各取多少使用三元一次方程啊](/uploads/image/z/634128-24-8.jpg?t=%E7%94%A8%E4%B8%89%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%E8%A7%A3%E5%86%B3%EF%BC%9A%E7%8E%B0%E6%9C%891%E8%A7%92%2C5%E8%A7%92%2C1%E5%85%83%E7%A1%AC%E5%B8%81%E5%90%8410%E6%9E%9A%2C%E4%BB%8E%E4%B8%AD%E5%8F%96%E5%87%BA15%E6%9E%9A%2C%E5%85%B1%E5%80%BC7%E5%85%83.1%E8%A7%92%2C5%E8%A7%92%2C1%E5%85%83%E7%A1%AC%E5%B8%81%E5%90%84%E5%8F%96%E5%A4%9A%E5%B0%91%E4%BD%BF%E7%94%A8%E4%B8%89%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%E5%95%8A)
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