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Pre Algebra

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equations of the system Ax-4y=9, 4x+By=-1 explain how to find the values of A and B,then find these values

  • Pre Algebra - ,

    from the 1st:
    A = (9+4y)/x
    from the 2nd:
    B = (-4x-1)/y

    without more information or explicit values of x and y, that is it.

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