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23 December, 00:42

Find the solution of this system of equations - 2x-4y=42 2x-8y=18

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Answers (1)
  1. 23 December, 01:35
    0
    (-11, - 5)

    Step-by-step explanation:

    Use elimination

    -2x-4y = 42

    2x-8y = 18

    -12y = 60

    y = - 5

    Plug it back in

    2x-8 (-5) = 18

    2x+40 = 18

    2x = - 22

    x = - 11

    (-11, - 5)
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