A.B.C三人參加籃球比賽,A比B少得6分,C比B得分多一倍,且又比A多得22分,則請問三人合計共得幾分? - 籃球
By Dinah
at 2019-07-26T14:12
at 2019-07-26T14:12
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籃球
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By Puput
at 2019-07-26T16:35
at 2019-07-26T16:35
A比B少得6分
B=A+6
C比B得分多一倍,且又比A多得22分
C=2B
C=A+22
=>
C=2B=A+22
2B=A+22
2A+12=A+22
A=10
B=16
C=32
A+B+C=58
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