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8年级数学：数形结合求二元一次方程组的解，交点坐标就是解
本节的内容主要讲述的是8年级下册第4章的内容：一次函数，在本小节中涉及的是数形结合求二元一次方程组的解；并不难
8年级数学：人教版下册章节复习，同步+培优，分层练习，查漏补缺24/61
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