二元一次方程组的内容,是初中代数方程类的基础,它的解法及其应用也极为重要。如何利用本章的知识内容,在教学中达到知识水平、思维能力的提高,我作如下尝试。 The content of the binary system of primary equations is the basis of the algebraic equations of junior high school. Its solution and its application are also extremely important. How to use the knowledge content of this chapter to achieve the improvement of the knowledge level and thinking ability in teaching, I will try as follows.