\[\left\{ \begin{matrix} 3x - 2y = 6 \\ x + 2y = 4\ \ \ \\ \end{matrix} \right.\ \text{\ \ \ \ \ \ }\]
\[\left\{ \begin{matrix} 2y = 3x - 6 \\ 2y = 4 - x\ \ \ \\ \end{matrix} \right.\ \text{\ \ \ \ \ }\]
\[\left\{ \begin{matrix} y = \frac{3}{2}x - 3\ \ \ (1) \\ y = 2 - \frac{1}{2}x\ \ \ (2) \\ \end{matrix} \right.\ \]
\[(1)\ y = 1,5x - 3\]
\[x\] | \[0\] | \[2\] |
---|---|---|
\[y\] | \[- 3\] | \[0\] |
\[(2)\ y = 2 - 0,5x\]
\[x\] | \[0\] | \[2\] |
---|---|---|
\[y\] | \[2\] | \[1\] |
\[(2,5;0,7).\]