\[\left\{ \begin{matrix}
x + 2y = 6 \\
x - y = 4\ \ \ \\
\end{matrix} \right.\ \text{\ \ \ \ \ \ \ }\]
\[\left\{ \begin{matrix}
2y = 6 - x \\
y = x - 4\ \ \\
\end{matrix} \right.\ \text{\ \ \ \ \ }\]
\[\left\{ \begin{matrix}
y = 3 - 0,5x\ \ \ (1) \\
y = x - 4\ \ \ \ \ \ \ \ \ (2) \\
\end{matrix} \right.\ \]
\[(1)\ \]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[3\] | \[2\] |
\[(2)\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[- 4\] | \[- 3\] |

\[Ответ:(4,7;0,7).\]