Asked by Larry

There is on real number x for which |x+1| - |x-1| =
A. 4
B. 1
C. 0
D. -2
Answered by Ms. Sue
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Answered by Larry
I don't get this question at all. These few questions are the only ones I need help with since I don't get it at all.
Answered by Steve
I don't get it either. What comes after the equal sign?
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