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5 January, 00:26

3x - y = 4

x + 2y = 6

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  1. 5 January, 00:35
    0
    To solve this you can multiply the second equation by to get

    3x+6y = 18

    Then you can subtract it by the first equation to get

    7y = 14

    And get y = 2

    Then you plug in y to one of the equations to find that x=2
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