\[\boxed{\text{889\ (889).\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[y = 0,5x - 3\ \ и\ \ y = - 4x + 6\]
\[0,5x - 3 = - 4x + 6\]
\[4,5x = 9 \Longrightarrow x = 2\]
\[y(2) = - 8 + 6 = - 2\]
\[2k = - 2 \Longrightarrow \text{\ \ }k = - 1\]
\[y_{1} = 0,5x - 3\ \]
\[x\] | \[0\] | \[2\] |
---|---|---|
\[y\] | \[- 3\] | \[- 2\] |
\[y_{2} = - 4x + 6\ \]
\[x\] | \[1\] | \[2\] |
---|---|---|
\[y\] | \[2\] | \[- 2\] |
\[y_{3} = - x\]
\[x\] | \[0\] | \[2\] |
---|---|---|
\[y\] | \[0\] | \[- 2\] |