X + y=1 2 x-y=-2 what is the answer to this…

Discussion in 'Mathematics' started by AltonRue, Apr 19, 2019.

  1. AltonRue

    AltonRue New Member

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    X + y=1 2 x-y=-2 what is the answer to this problem?
     
  2. Sophada

    Sophada New Member

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    x + y=12 x — y=-2 3 x=-1 3 3 x=⁻¹/₃ x + y=2⁻¹/₃+ y=2+¹/₃+¹/₃ y=2¹/₃ (x, y)=(⁻¹/₃, 2¹/₃)
     

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