This is XeTeX, Version 3.14159265-2.6-0.99996 (MiKTeX 2.9 64-bit) (preloaded format=xetex 2017.9.1)  29 SEP 2017 18:42
entering extended mode
**./linearEqn.tex
(linearEqn.tex [1]
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Output written on linearEqn.pdf (4 pages).