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26 November, 22:42

There are 21 groups of 3 in a room. How many people are there. I need an equation

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Answers (2)
  1. 26 November, 23:53
    0
    Y=3 (x)

    Where x represent the number of groups

    Y=3 (21)

    Y=63

    There will be 63 people in one room
  2. 27 November, 00:38
    0
    Y = 3 (21)

    21 would be x
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