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30 March, 09:45

If x2 = 40, what is the value of x?

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Answers (2)
  1. 30 March, 10:34
    0
    You have to divided by 2 on both sides and you get x=20. Checking your answer you multiply 20 by 2 which is 40.
  2. 30 March, 11:02
    0
    If you mean 2x=40 x=20

    but if you mean x^2=40 i think its x=80
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