SOLUTION: Mr.Guo is thinking of a number . When he takes the absolute value of his number he gets 15. What could his number be? Is there more than one possible answer ?

SOLUTION: Mr.Guo is thinking of a number . When he takes the absolute value of his number he gets 15. What could his number be? Is there more than one possible answer ?

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Question 1045897: Mr.Guo is thinking of a number . When he takes the absolute value of his number he gets 15. What could his number be? Is there more than one possible answer ?
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

If

then

. If

then

John

My calculator said it, I believe it, that settles it

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