Answers

2014-08-29T12:45:15+08:00
-5 < 2x - 3 < 7 ---> -5 + 3 < 2x - 3 + 3 < 7 + 3 --> -2 < 2x < 10 --> (-2/2) < (2x/2) < (10/2) --> -1 < x < 5. The answer is B or 0 because 0 is included in the set (-1, 5).
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