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21 March, 20:54

Solve the linear equation by elimination: 2x + 5y = 16

3x - 5y = - 1

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Answers (1)
  1. 21 March, 22:42
    0
    2x+5y=16

    3x-5y+-1

    add the equations together to get

    -x=15

    x=-15

    plug in - 15 for x

    2 (-15) + 5y=16

    -30+5y=16

    5y=46

    y=46/5
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