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29 June, 07:29

What is the answer for

-4x+4y=12

3x-4y=-18

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Answers (1)
  1. 29 June, 08:52
    0
    Use elimination.

    -x = - 6

    X = 6

    -4 (6) + 4y = 12

    Y = 9

    (X, y)

    (6,9) is the solution
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