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Bien para esta desigualdad tendríamos:
![2x+1\ \textless \ -5\quad \quad \mathrm{y}\quad \:\quad \:2x+1\ \textgreater \ 5 2x+1\ \textless \ -5\quad \quad \mathrm{y}\quad \:\quad \:2x+1\ \textgreater \ 5](https://tex.z-dn.net/?f=2x%2B1%5C+%5Ctextless+%5C+-5%5Cquad+%5Cquad+%5Cmathrm%7By%7D%5Cquad+%5C%3A%5Cquad+%5C%3A2x%2B1%5C+%5Ctextgreater+%5C+5)
Ahora para:![2x+1\ \textless \ -5 2x+1\ \textless \ -5](https://tex.z-dn.net/?f=2x%2B1%5C+%5Ctextless+%5C+-5)
![2x+1-1\ \textless \ -5-1 2x+1-1\ \textless \ -5-1](https://tex.z-dn.net/?f=2x%2B1-1%5C+%5Ctextless+%5C+-5-1)
![2x\ \textless \ -6 2x\ \textless \ -6](https://tex.z-dn.net/?f=2x%5C+%5Ctextless+%5C+-6)
![\frac{2x}{2}\ \textless \ \frac{-6}{2} \frac{2x}{2}\ \textless \ \frac{-6}{2}](https://tex.z-dn.net/?f=%5Cfrac%7B2x%7D%7B2%7D%5C+%5Ctextless+%5C+%5Cfrac%7B-6%7D%7B2%7D)
![x\ \textless \ -3 x\ \textless \ -3](https://tex.z-dn.net/?f=x%5C+%5Ctextless+%5C+-3)
Y para:![2x+1\ \textgreater \ 5 2x+1\ \textgreater \ 5](https://tex.z-dn.net/?f=2x%2B1%5C+%5Ctextgreater+%5C+5)
![2x+1-1\ \textgreater \ 5-1 2x+1-1\ \textgreater \ 5-1](https://tex.z-dn.net/?f=2x%2B1-1%5C+%5Ctextgreater+%5C+5-1)
![2x\ \textgreater \ 4 2x\ \textgreater \ 4](https://tex.z-dn.net/?f=2x%5C+%5Ctextgreater+%5C+4)
![\frac{2x}{2}\ \textgreater \ \frac{4}{2} \frac{2x}{2}\ \textgreater \ \frac{4}{2}](https://tex.z-dn.net/?f=%5Cfrac%7B2x%7D%7B2%7D%5C+%5Ctextgreater+%5C+%5Cfrac%7B4%7D%7B2%7D)
![x\ \textgreater \ 2 x\ \textgreater \ 2](https://tex.z-dn.net/?f=x%5C+%5Ctextgreater+%5C+2)
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