### Home > PC3 > Chapter 9 > Lesson 9.2.1 > Problem9-104

9-104.

Solve the system using matrix equation. Homework Help ✎

If $AX = B$, then $X = A^{−1}B$.

\begin{aligned}x + 2y − 3z = 2\\ 2x − 4y + z = 7 \\x + 4y + 2z = 8\end{aligned}