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2 December, 13:05

2u+7u=81 simplify your answer as much as possible

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Answers (2)
  1. 2 December, 13:07
    0
    2u+7u=9u

    9u=81

    Divide both sides

    U=9
  2. 2 December, 13:24
    0
    Answer: 2u+7u=81

    9u=81

    9u/9 = 81/9

    U=9
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