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2 April, 13:44

3 (7x) - 2 (4-x) shhshsbdgsjjsjvshz

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Answers (2)
  1. 2 April, 14:18
    0
    3 (7x) - 2 (4-x)

    =21x-2 (4-x)

    =21x-2 (4) - 2 (-x)

    =21x-8+2x

    =23x-8
  2. 2 April, 14:41
    0
    Se utiliza la propiedad distributiva, es decir, se multiplica

    Step-by-step explanaio

    3 (7x) - 2 (4 - x)

    21x - (8-2x)

    21x + 8 + 2x

    23x + 8
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