Overview: 1 questions will be solved this time.Among them
           ☆1 inequalities

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 510+129n大于1100-40n .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        510 + 129 * n >1100 - 40 * n         (1)

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    From inequality(1)：
         n ＞ 3.491124

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    The final solution set is :
         n ＞ 3.491124

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