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9th Class Mathematics blank Question Bank Algebra and Co-ordinate Geometry

  • question_answer
    For what value of k, the linear equation \[\mathbf{3x-ky=9}\] has equal values of x and y for its solution.

    A) \[\frac{9-3x}{2}\]          

    B)                                            \[\frac{3x+9}{x}, x\ne 0\]

    C) 0                     

    D)                                            \[\frac{3x-9}{x}, x\ne 0\]

    E) None of these

    Correct Answer: D

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