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梨树和桃树共380棵,桃树比梨树的3倍多8棵.桃树梨树各有多少棵?
人气:105 ℃ 时间:2019-10-23 03:36:15
解答
设梨树有x棵,则桃树有3x+8棵,
3x+8+x=380,
4x=372,
x=93,
380-93=287(棵),
答:梨树有93棵,桃树有287棵.
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