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?

Question

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?

pyxieyt · Answer

okay so do you know what an absolute value is?

pyxieyt · Answer

@heyhihey You still here?

pyxieyt · Answer

Absolute Value is the number it takes to get from 0 to the number you want the absolute value of.

heyhihey · Answer

so it takes 15 from 0-15

mathmale · Answer

"takes?"

Better:  "the absolute value function returns the result 15 when the input is either -15 or 15.

Try it.

What is |-15|?
What is |15|?