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后两种方法实际就是列方程解应用题。
For the last two ways, we use equations to solve the word problem.
youdao
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解应用题是当前中学数学应用的主要内容。
Application question is an important content in middle school.
youdao
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解应用题是当前中学数学应用的主要内容。
Application question is an important content in middle school.
youdao