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

[ 1/1Inequality]
    Assignment:Find the solution set of inequality 40[50-10(x-50)] <3000 .
    Question type: Inequality
    Solution:
    The inequality can be reduced to 1 inequality：
        40 * ( 50 - 10 * ( x - 50 ) ) <3000         (1)

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    From inequality(1)：
         x ＞ 95/2

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    The final solution set is :
         x ＞ 95/2

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