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Back to Gauss’s Method

Exercise 1

Avg difficulty 3.0

Use Gauss’s Method to find the unique solution for each system.

  • (a)  2x+3y=13x−y=−1\begin{array}{rcrcr}2x&+&3y&=&13\\ x&-&y&=&-1\end{array}     (b)  x−z=03x+y=1−x+y+z=4\begin{array}{rcrcrcr}x&&&-&z&=&0\\ 3x&+&y&&&=&1\\ -x&+&y&+&z&=&4\end{array}

Hefferon, Linear Algebra, Linear Systems, Gauss’s Method, Exercise 1

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Adapted from Linear Algebra © 2016 Jim Hefferon. Licensed under CC BY-SA 3.0 US. Source: Linear Algebra. Imported at revision df2262e.