Ответ:
\[3x - y = 3\ \ \ и\ \ \ x + y = 5\]
\[y = 3x - 3\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[- 3\] | \[0\] |
\[y = 5 - x\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[5\] | \[4\] |

\[\text{\ A\ }(2;3).\]
\[3x - y = 3\ \ \ и\ \ \ x + y = 5\]
\[y = 3x - 3\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[- 3\] | \[0\] |
\[y = 5 - x\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[5\] | \[4\] |

\[\text{\ A\ }(2;3).\]