41.5k views
1 vote
Mr. Guo is thinking of a number. When he takes the absolute value of his number, he gets 15.

User Leniaal
by
6.4k points

1 Answer

7 votes
The number could either be 15 or -15
User Theknut
by
6.3k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.