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1 January, 15:40

X = 10 - y

3x - 2 = y

Using the two equations above, solve for y.

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Answers (1)
  1. 1 January, 16:07
    0
    x = 10 - y

    3x - 2 = y

    3 (10 - y) - 2 = y

    30 - 3y - 2 = y

    28 - 3y = y

    28 = 4y

    7 = y

    x = 10 - 7

    x = 3

    (3, 7)
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