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If 2/x + 3/y = 9/xy and 4/x + 9/y = 21/xy, find the values of x and y.

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This is the basic and exam oriented question from linear equations in two variables in which we have given two equations 2/x + 3/y = 9/xy and 4/x + 9/y = 21/xy and we have to calculate x and y

Kindly give me a detailed solution of this question by using the properties of linear equations

RS Aggarwal, Class 10, chapter 3F, question no 13


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