Mathematics, 12.09.2019 23:30 budjasdatazaki467
Solve the system of equations by transforming a matrix representing the system of equation into reduced row echelon form.
2x + y − 3z= −20
x + 2y + z= −3
x − y + 5z= 19
what is the solution to the system of equations?
Answers: 1
![\left[\begin{array}{ccc|c}2&1&-3&-20\\1&2&1&-3\\1&-1&5&19\end{array}\right]](/tpl/images/0229/3220/5b808.png)
![\left[\begin{array}{ccc|c}1&2&1&-3\\2&1&-3&-20\\1&-1&5&19\end{array}\right]](/tpl/images/0229/3220/4cfbb.png)
![\left[\begin{array}{ccc|c}1&2&1&-3\\0&-3&-5&-14\\0&-3&4&22\end{array}\right]](/tpl/images/0229/3220/d308e.png)
![\left[\begin{array}{ccc|c}1&2&1&-3\\0&-3&-5&-14\\0&0&9&36\end{array}\right]](/tpl/images/0229/3220/8838d.png)
![\left[\begin{array}{ccc|c}1&2&1&-3\\0&-3&-5&-14\\0&0&1&4\end{array}\right]](/tpl/images/0229/3220/b3665.png)
![\left[\begin{array}{ccc|c}1&2&1&-3\\0&-3&0&6\\0&0&1&4\end{array}\right]](/tpl/images/0229/3220/8be03.png)
![\left[\begin{array}{ccc|c}1&2&1&-3\\0&1&0&-2\\0&0&1&4\end{array}\right]](/tpl/images/0229/3220/22a0c.png)
![\left[\begin{array}{ccc|c}1&0&0&-3\\0&1&0&-2\\0&0&1&4\end{array}\right]](/tpl/images/0229/3220/b19f8.png)
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Solve the system of equations by transforming a matrix representing the system of equation into redu...
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