Mathematics, 04.07.2019 18:00 chris7055
Solve each system using a matrix 4x-12y=-1 6x+4y=4 1 1 | 4 -2 -5 -11
Answers: 1
and 
![\left[\begin{array}{ccc}4&-12|&-1\\6\:&\:\:\:4|&4\end{array}\right]](/tpl/images/0051/0794/89882.png)
.![\left[\begin{array}{ccc}1&-3|&\frac{-1}{4}\\6\:&\:\:\:4|&4\end{array}\right]](/tpl/images/0051/0794/86097.png)
![\left[\begin{array}{ccc}1&-3|&\frac{-1}{4}\\0\:&\:\:\:22|&\frac{11}{2}\end{array}\right]](/tpl/images/0051/0794/512ad.png)
![\left[\begin{array}{ccc}1&-3|&\frac{-1}{4}\\0\:&\:\:\:1|&\frac{1}{4}\end{array}\right]](/tpl/images/0051/0794/0ea22.png)
![\left[\begin{array}{ccc}1&0|&\frac{1}{2}\\0\:&\:\:\:1|&\frac{1}{4}\end{array}\right]](/tpl/images/0051/0794/2f01e.png)
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Solve each system using a matrix 4x-12y=-1 6x+4y=4 1 1 | 4 -2 -5 -11...
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