![\left[\begin{array}{ccc|c}1&1&1&70\\10&12&20&1240\\3&4&8&480\end{array}\right]](/tpl/images/0173/4737/00f22.png)
![\left[\begin{array}{ccc|c}1&1&1&70\\0&2&10&540\\0&1&5&270\end{array}\right]](/tpl/images/0173/4737/30712.png)
![\left[\begin{array}{ccc|c}1&1&1&70\\0&2&10&540\\0&0&0&0\end{array}\right]](/tpl/images/0173/4737/57e96.png)
How do i solve a word problem using a matrice with these equations:
10x+12y+20z=1240
1....
Mathematics, 09.08.2019 00:10 Maryllen
How do i solve a word problem using a matrice with these equations:
10x+12y+20z=1240
1.5x+2y+4z=240
1x+1y+1z=70
Answers: 1
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