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学习了整式加减之后,你应该掌握了合并同类项和求代数式的值的知识.可你也许没有想到,我们可以利用整式加减的知识来解决生活中的实际问题。现举两例,以增强你应用
After learning the addition and subtraction of the whole formula, you should have mastered the knowledge of merging similar items with the values of algebraic formulas. But you may not have thought that we can use the knowledge of integral addition and subtraction to solve practical problems in life. Here are two examples to enhance your application