Question 315045: -1 < x + 2 < 7
Answer by rapaljer(4671)   (Show Source):
You can put this solution on YOUR website! Subtract 2 from the left, middle, and right parts of this inequality.
-1-2
-3 < x < 5, which means that x represents any number BETWEEN -3 and 5, not including the endpoints.
Dr. Robert J. Rapalje, Retired
Seminole State College of Florida
Altamonte Springs Campus
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