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Mathematics 15 Online
OpenStudy (sissyedgar):

If |a| = 9, then which are the possible values of a? A. –9 only B. –9 or 9 C. 9 only

OpenStudy (dbzfan836):

B is the answer, because, in both ways, the two numbers are exactly 9 spaces between the zeros.

OpenStudy (dbzfan836):

that is due to |9| [nine spaces from zero].

OpenStudy (sissyedgar):

thx

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