・この動画「

一元一次方程解决实际问题的步骤

」@bilibili.comと
　　↓↓↓一緒に視聴されています(Often Viewed With)：↓↓↓

・一元一次方程的应用典型类型——生产配套问题
・用去括号法解一元一次方程
・一元一次方程的应用典型题——销售问题
・二元一次方程组的解法——整体代入法
・一元一次方程经典考题

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