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Help! Algrebra 2 pearson!
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Help! Algrebra 2 pearson!

Help! Algrebra 2 pearson!-example-1
User BenjiWiebe
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\left\{\begin{array}{ccc}1x-8y+1z=-2\\3x-1y+2z=7\\0x+4y-5z=-4\end{array}\right.\\\\\\.\ \ \begin{array}{ccc}x&\ y&\ \ z\end{array}\\\left[\begin{array}{ccc}1&-8&1\\3&-1&2\\0&4&-5\end{array}\right| \left\begin{array}{ccc}-2\\7\\-4\end{array}\right]

User Niranjan
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