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1 September, 09:30

Solve for x. 3x - 1 = 20

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Answers (2)
  1. 1 September, 09:44
    0
    He is right it is x7.
  2. 1 September, 09:51
    0
    3x - 1 = 20

    3x = 20 + 1

    3x = 21

    x = 21/3

    x = 7
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