Resposta passo a passo:
[tex]\left\{\begin{array}{ccccc}x&+2y&+3z&=&2\\3x&-2y&-z&=&5\\3x&-5y&+3z&=&-4\end{array}\right\} \\\\\\Fo\´rma\ Matricial:[/tex]
[tex]\left[\begin{array}{ccc}1&2&3\\3&-2&-1\\3&-5&3\end{array}\right] \ \ \ \left[\begin{array}{c}x\\y\\z\end{array}\right] \ \ \ =\ \ \ \left[\begin{array}{c}2\\5\\-4\end{array}\right][/tex]
