Solve the system using the inverse matrix.
$\begin{aligned}
x + 2 y + z & = 20 \
x + y + z & = 13 \
4 x + y + z & = 19

\end{aligned}$ $x=\frac{\text { }}{\text { }}$ $y=\frac{\text { }}{\text { }}$ $z=\frac{\text { }}{\text { }}$

Question

Solve the system using the inverse matrix.
  $\begin{aligned}
x + 2 y + z & = 20 \
x + y + z & = 13 \
4 x + y + z & = 19

\end{aligned}$   $x=\frac{\text { }}{\text { }}$   $y=\frac{\text { }}{\text { }}$   $z=\frac{\text { }}{\text { }}$

Quizplus · Accepted Answer

The Answer of Solve the system using the inverse matrix.
  $\begin{aligned}
x + 2 y + z & = 20 \
x + y + z & = 13 \
4 x + y + z & = 19

\end{aligned}$   $x=\frac{\text { }}{\text { }}$   $y=\frac{\text { }}{\text { }}$   $z=\frac{\text { }}{\text { }}$

Solve the System Using the Inverse Matrix x+2y+z=20x+y+z=134x+y+z=19\begin{aligned}x + 2 y + z & = 20 \\x + y + z & = 13 \\4 x + y + z & = 19\end{aligned}x+2y+zx+y+z4x+y+z​=20=13=19​