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5 June, 14:29

If x2 = 20, what is the value of x?

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Answers (2)
  1. 5 June, 14:49
    0
    Alright, so if x2=20 you would divide 2, by both sides, So 2/2 = (ignore left side) but 20/2=10. So x=10 And to check your work, 2x10=20.

    So x=10
  2. 5 June, 14:56
    0
    X equals plus or minus 4.47
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