Solve Systems of Equations Using Matrices · Exercise 8

Write the system of equations that corresponds to the augmented matrix.

$[\begin{array}{rlrlrlr}2& & & -2& & & 0\\ 0& & & 2& & & -1\\ 3& & & 0& & & -1\end{array}|\begin{array}{c}-1\\ 2\\ -2\end{array}]$

OpenStax, Intermediate Algebra 2e · §4.5 Solve Systems of Equations Using Matrices · Exercise 8