\[\left\{ \begin{matrix} x - y = 0\ \ \ \\ x - 2y = 2 \\ \end{matrix} \right.\ \text{\ \ \ \ \ \ }\]
\[{\left\{ \begin{matrix} y = x\ \ \ \ \ \ \ \ \ \ \ \\ 2y = x - 2 \\ \end{matrix} \right.\ \text{\ \ \ \ \ \ \ } }\left\{ \begin{matrix} y = x\ \ \ (1)\text{\ \ \ \ \ \ \ \ \ \ \ } \\ y = \frac{1}{2}x - 1\ \ \ (2) \\ \end{matrix} \right.\ \]
\[(1)\ y = x\]
\[x\] | \[0\] | \[1\] |
---|---|---|
\[y\] | \[0\] | \[1\] |
\[2)\ y = 0,5x - 1\]
\[x\] | \[0\] | \[2\] |
---|---|---|
\[y\] | \[- 1\] | \[0\] |
\[Ответ:( - 2;\ - 2).\]