Use Matrices and Gaussian Elimination to Solve Systems
-$$\begin{aligned}
5 x - y - 3 z & = - 8 \
3 x - 8 z & = - 21 \
7 y + z & = 31
\end{aligned}$$

Question

Use Matrices and Gaussian Elimination to Solve Systems 
-$$\begin{aligned}
5 x - y - 3 z & = - 8 \
3 x - 8 z & = - 21 \
7 y + z & = 31
\end{aligned}$$

Examlex · Accepted Answer

The Answer of Use Matrices and Gaussian Elimination to Solve Systems 
-$$\begin{aligned}
5 x - y - 3 z & = - 8 \
3 x - 8 z & = - 21 \
7 y + z & = 31
\end{aligned}$$

Use Matrices and Gaussian Elimination to Solve Systems
- $\begin{aligned}5 x - y - 3 z & = - 8 \\3 x - 8 z & = - 21 \\7 y + z & = 31\end{aligned}$

Definitions:

Use Matrices and Gaussian Elimination to Solve Systems - 5x−y−3z=−83x−8z=−217y+z=31\begin{aligned}5 x - y - 3 z & = - 8 \\3 x - 8 z & = - 21 \\7 y + z & = 31\end{aligned}5x−y−3z3x−8z7y+z​=−8=−21=31​

Definitions:

Use Matrices and Gaussian Elimination to Solve Systems
- $\begin{aligned}5 x - y - 3 z & = - 8 \\3 x - 8 z & = - 21 \\7 y + z & = 31\end{aligned}$