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The Application of One-variable Linear Inequality in Junior One Mathematics (Part Two)
To run a school, you need to add X Chinese knots.

Then the purchase needs 10X yuan.

Students need 4X+200 yuan to do it themselves.

10X=4X+200

The result is x = 33.333.

Therefore, when several x's are added.

It is more economical to organize students to make their own black numbers X & gt33: 00.

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