23-02-2015
Mathematics

contestada

Show on a number line please.
|2x-1| +2 < 15

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konrad509 konrad509

23-02-2015

[tex]|2x-1|+2<15\\ |2x-1|<13\\ 2x-1<13 \wedge 2x-1>-13\\ 2x<14 \wedge 2x>-12\\ x<7 \wedge x>-6\\ x\in(-6,7)[/tex]

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