发布时间:2025-02-07 10:49:37
设居室和客厅的装修工料费每平方米用x元才能不超过预算,
200×10+400+(100-10)x≤15000,
解得x≤140.
故居室和客厅的装修工料费每平方米用不超过140元才能不超过预算.
俪莎公馆 sf886 北欧实木布艺沙发组合 12贵妃适用对象
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