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23 April, 19:29

Find the value of the variable x in the equation x-21=8

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Answers (2)
  1. 23 April, 20:39
    0
    x = 29

    Because it's subtracting which means they got 21 by adding x+8. Which can also be used as 21+8=9.
  2. 23 April, 21:48
    0
    x = 29

    Step-by-step explanation:

    add 21 to both sides.
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