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列方程解应用题的关键是正确地布列方程。那么如何布列方程呢?科学家牛顿说过,“要解答一个问题,里面含有数量间的抽象关系时,只要把题目由日常的语言译成代数的语言就行了”。现举例说明。
The key to solving the problem of solving a column equation is to correctly formulate the equations. So how do we formulate equations? Scientist Newton said, “To answer a question that contains an abstract relationship between numbers, just translate the topic from the everyday language to the algebraic language.” Here is an example.