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8 August, 12:13

Y=2x

X+y=12

What is the answer

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Answers (2)
  1. 8 August, 12:15
    0
    Y = 2x

    x + y = 12

    Well it says y = 2x, so lets substitute that here.

    x + 2x = 12

    3x = 12

    x = 4

    y = 2x

    y = 2 (4)

    y = 8

    So x = 4, y = 8.
  2. 8 August, 12:30
    0
    For the first one X = 6 & Y = 12

    For the second one x & y equals 6
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