甲· 乙两根绳子,甲绳69米,乙24米,两根绳子各剪去相等一段,甲剩下比乙剩下3倍多4 米,剪去了多少米?

来源：学生作业学帮网编辑：学帮网时间：2024/06/06 08:12:40

设：剪去了x米
69-x=3(24-x)+4
3x-x=72+4-69
2x=7
x=3.5

设：剪去了x米
69-x=3(24-x)+4
3x-x=72+4-69
2x=7
x=7/2x=3.5
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甲· 乙 两根绳子,甲绳69米,乙24米,两根绳子各剪去相等一段,甲剩下比乙剩下3倍多4 米,剪去了多少米?