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列一元一次方程解应用题是学习一元一次方程的重点内容之一,其核心是根据题意列出方程,而列方程的关键是分析应用题中的已知量和未知量,并能够找出等量关系.在学习中,要着重分析题意,注意总结规律,不断培养自己分析问题和解决问题的能力.下面就一些常见题型做分类汇总,供同学们学习时参考.一、商品利润问题例1商店对某种商品进行调价,按原价的8折出售,此时商品的利润率是10%,若此商品的进价为1600元,问:商品的原价是多少?
The solution to the problem of solving a linear equation is to learn one of the key elements of the equation. The core of the equation is to formulate the equation according to the question. The key of the column equation is to analyze the known and unknowns in the application and find out In learning, we should focus on the analysis of the problem, pay attention to summarize the law, and constantly develop their own ability to analyze and solve problems. The following is a summary of some common questions type summary, for students to learn reference. Question 1 shop for a product price adjustment, according to the original price of 8 fold for sale, then the product profit margin is 10%, if the purchase price of this product is 1,600 yuan, Q: What is the original price of the product?