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Practice:

3x + 7x=?

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Answers (2)
  1. 9 July, 12:34
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    3x + 7x = 10x is your answer
  2. 9 July, 12:57
    0
    10x

    Step-by-step explanation:

    3x + 7x = 10x

    Because 3x and 7x are like-terms, we can calculate them like normal numbers.
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