SOLUTION: This is absolute value with inequalities. [r-(3-r)]<13

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Question 180201: This is absolute value with inequalities.
[r-(3-r)]<13
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
abs%282r-3%29%3C13
:
-13%3C2r-3%3C13
:
-10%3C2r%3C16
:
-5%3Cr%3C8
:
(-5,8)