algebra

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The variables x and y satisfy the equations
2/x−24/y=−1
and
6/x+33/y=2.
Find the product xy.

  • algebra -

    6/x +33/y = 2
    6/x -72/y = -3 (after tripling your first equation)
    105/y = 5
    y = 21
    2/x -24/21 = -1
    2/x = 3/21 = 1/7
    x = 14
    xy = 294

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