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28 August, 07:59

3+z=-19 true, false, or open

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Answers (2)
  1. 28 August, 08:36
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    First thing you would do is subtract 3 from both sides to get 3+z=-19 3+z-3=-19-3 z = - 22 So it's only true when z = - 22. This means that it's neither 100% true nor 100% false. So it's an open statement or sentence
  2. 28 August, 09:16
    0
    subtract 3 from both sides to get 3+z=-19 3+z-3=-19-3 z = - 22 So it's only true when z = - 22. This means that it's neither 100% true nor 100% false. So it's an open statement or sentence
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