I solved this absolute value equation and I am confuse about the answer given in the book for this question, the answer in the book is x > = 0 or x = -2/3 please tell me how can I get this answer from the following solution. Please tell the method which should be true for all such type of questions.(adsbygoogle = window.adsbygoogle || []).push({});

look at the image below

[PLAIN]http://img261.imageshack.us/img261/1577/imgsb.jpg [Broken]

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# Absolute value on both side of equation

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