How to solve this inequality
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How to solve this inequality

[From: ] [author: ] [Date: 11-10-06] [Hit: ]
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3|2x-4|
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|2x-4| can equal 2x-4 or -(2x-4).
Let's take each case separately.

3(2x-4) 6x-12 5x<13
x<13/5

-3(2x-4) -6x+12 11<7x
x>11/7

So 11/7 < x < 13/5.

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Try this:
http://www.wolframalpha.com/input/?i=3%7C2x-4%7C%3Cx%2B1
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