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<title id="MathJax-SVG-1-Title">{\displaystyle {\begin{matrix}a_{11}*x_{1}+a_{12}*x_{2}+\ldots +a_{1n}*x_{n}&amp;=&amp;b_{1}&amp;\\a_{21}*x_{1}+a_{22}*x_{2}+\ldots +a_{2n}*x_{n}&amp;=&amp;b_{2}&amp;\\&amp;\vdots &amp;&amp;\\a_{m1}*x_{1}+a_{m2}*x_{2}+\ldots +a_{mn}*x_{n}&amp;=&amp;b_{m}&amp;\quad .\end{matrix}}\,}</title>
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