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23 August, 04:20

Using substitution

x + 2y = 17

x + y = 11

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Answers (2)
  1. 23 August, 05:34
    0
    (x, y) = (5,6)
  2. 23 August, 07:05
    0
    X=17-2y

    Substitute y with 6 as 6*2=12

    12+x=17

    X=17-2*6

    X = 5
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