Solve the System$$\left\{ \begin{array} { r r }
x - 5 y - z = & 5 \
- 3 x + 15 y + 3 z = & - 15 \
4 x - 20 y - 4 z = & 20
\end{array} \right.$$

Question

Solve the System$$\left\{ \begin{array} { r r } 
x - 5 y - z = & 5 \
- 3 x + 15 y + 3 z = & - 15 \
4 x - 20 y - 4 z = & 20
\end{array} \right.$$

Examlex · Accepted Answer

The Answer of Solve the System$$\left\{ \begin{array} { r r } 
x - 5 y - z = & 5 \
- 3 x + 15 y + 3 z = & - 15 \
4 x - 20 y - 4 z = & 20
\end{array} \right.$$

Solve the System $\left\{ \begin{array} { r r } x - 5 y - z = & 5 \\- 3 x + 15 y + 3 z = & - 15 \\4 x - 20 y - 4 z = & 20\end{array} \right.$

Definitions:

Solve the System {x−5y−z=5−3x+15y+3z=−154x−20y−4z=20\left\{ \begin{array} { r r } x - 5 y - z = & 5 \\- 3 x + 15 y + 3 z = & - 15 \\4 x - 20 y - 4 z = & 20\end{array} \right.⎩⎨⎧​x−5y−z=−3x+15y+3z=4x−20y−4z=​5−1520​

Definitions:

Solve the System $\left\{ \begin{array} { r r } x - 5 y - z = & 5 \\- 3 x + 15 y + 3 z = & - 15 \\4 x - 20 y - 4 z = & 20\end{array} \right.$