Mathematics, 18.01.2021 22:50 edramirez1914
Solve the system by using elementary row operations on the equations. Follow the systematic elimination procedure. 4x1 8x2
Answers: 1
![B=[A,b]=\left[\begin{matrix}2&4&-4\\5&7&11\end{matrix}\right] \\\text{multiply the 2nd row by}\; \frac{1}{2}](/tpl/images/1043/8072/4edb8.png)
![\left[\begin{matrix}1&2&-2\\5&7&11\end{matrix}\right]](/tpl/images/1043/8072/38572.png)
![\left[\begin{matrix}1&2&-2\\0&-3&21\end{matrix}\right]](/tpl/images/1043/8072/79c39.png)
![\left[\begin{matrix}1&2&-2\\0&1&-7\end{matrix}\right]](/tpl/images/1043/8072/c887d.png)
![\left[\begin{matrix}1&0&12\\0&1&-7\end{matrix}\right]](/tpl/images/1043/8072/15f85.png)
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Solve the system by using elementary row operations on the equations. Follow the systematic eliminat...
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