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10th Class Mathematics Pair of Linear Equations in Two Variables Question Bank MCQs - Pair of Linear Equations in Two Variables

  • question_answer
    The value of y, when \[\frac{x+y}{xy}=3\]and \[\frac{x-y}{xy}=7,\] is:

    A) \[\frac{1}{5}\]

    B) \[-\frac{1}{3}\]

    C) \[-\frac{1}{5}\]

    D) \[\frac{1}{3}\]

    Correct Answer: A

    Solution :

    [a] \[\frac{1}{5}\]


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