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13 February, 02:39

Simplify 3x (x^2 + 2x + 4)

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Answers (2)
  1. 13 February, 02:53
    0
    Answer: x - 4

    Step-by-step explanation:

    3x - (2x + 4)

    3x + ( - (2x) - 1 · 4

    Multiply 2 by - 1.

    3x + (-2x - 1 · 4)

    Multiply - 1 by 4.

    3x + (-2x - 4)

    Remove unnecessary parantheses.

    3x - 2x - 4

    Subtract 2x from 3x.

    x - 4
  2. 13 February, 02:57
    0
    He's or she is right x=4
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