deletions | additions       diff --git a/ratio.tex b/ratio.tex  index 47a021e..4264656 100644  --- a/ratio.tex  +++ b/ratio.tex 
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\left|\:\frac{(x\:-\:4)}{5}\:\right|\hspace{1em}<\hspace{1em} 1 \\[1em]  \left|\:(x\:-\:4)\:\right|\hspace{1em}<\hspace{1em} 5 \\[1em]  IoC\: : -5\hspace{1em}<\hspace{1em}x\:-\:4\hspace{1em}<\hspace{1em} 5 \\[1em]  IoC\: : -5\:+\:4\hspace{1em}<\hspace{1em}x\hspace{1em}<\hspace{1em} 5\:+\:4 \\[1em]  \end{align}  \end{document}