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27 January, 08:50

The teacher separated her class of 28 students into 2 groups. One group had 4 more than twice as many students as the other group. How many students are in each group?

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  1. 27 January, 08:52
    0
    2x+4+x = 28

    3x+4=28

    3x+4-4=28-4

    3x=24

    3x/3=24/3

    x=8

    x = 8 in one group

    2x+4 = 20 in the other group
  2. 27 January, 09:00
    0
    One group has 12 the other has 16
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