SOLUTION: 1.7b cubed= 86.4 If the answer is not a cube of the number how do you find the answer ?

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Question 662552: 1.7b cubed= 86.4 If the answer is not a cube of the number how do you find the answer ?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
7b cubed= 86.4
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7b%5E3+=+86.4
b%5E3+=+86.4%2F7
b+=+root%283%2C86.4%2F7%29
b =~ 2.31103