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15问答网 > 一件上衣240元上衣的价格是裤子的两倍还多20元买这套衣服一共要花多少元列方

一件上衣240元上衣的价格是裤子的两倍还多20元买这套衣服一共要花多少元列方

2025-03-17 01:44:31

推荐回答（2个）

回答1：

设裤子x元
2x+20=240
2x=240-20
2x=220
x=110
240+110=350元
答一套350元

回答2：

解：设裤子每条X元
2X+20=240
2X=240-20
2X=220
X=220÷2
X=110
买这套衣服一共要花：240+110=350元。

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