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18 February, 09:55

Solve the system using substitution.

1-3x - y=-12

1 x-3y = 14

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Answers (1)
  1. 18 February, 11:46
    0
    Step-by-step explanation:

    x=14+3y

    1-3 (14+3y) = 14

    1-42-9y=14

    -9y=14-1+42

    -9y=55

    y=55:-9

    y=-6.111

    x=14+3 (-6.111)

    x=-4.333
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