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5 January, 10:28

X + 6y = - 17

-x + y = - 11

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Answers (1)
  1. 5 January, 12:59
    0
    (X's cancel) 7y=-28

    y=-4

    x+6 (-4) = -17

    x-24=-17

    x=7

    Check:

    7-24=-17

    -17=-17

    -7-4=-11

    -11=-11

    Answer: (7,-4) or x=7 and y=-4
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