


\[\boxed{\text{319.}\text{\ }еуроки - ответы\ на\ пятёрку}\]
Пояснение.
Графиком функции y=kx+b является прямая.
Чтобы его построить, достаточно определить две точки и провести через них прямую.
Решение.
\[\textbf{а)}\ y = - 2x + 1\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[1\] | \[- 1\] |

\[\textbf{б)}\ y = 0,2x + 5\]
| \[x\] | \[0\] | \[5\] |
|---|---|---|
| \[y\] | \[5\] | \[6\] |

\[\textbf{в)}\ y = - x + 4,5\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[4,5\] | \[3,5\] |

\[\textbf{г)}\ y = x + 1,5\]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[1,5\] | \[3,5\] |

\[\textbf{д)}\ y = \frac{1}{2}x - 3\]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[- 3\] | \[- 2\] |

\[\textbf{е)}\ y = - x - 3,5\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[- 3,5\] | \[- 4,5\] |


\[\boxed{\text{319\ (319).}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[\textbf{а)}\ y = - 2x + 1\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[1\] | \[- 1\] |

\[\textbf{б)}\ y = 0,2x + 5\]
| \[x\] | \[0\] | \[5\] |
|---|---|---|
| \[y\] | \[5\] | \[6\] |

\[\textbf{в)}\ y = - x + 4,5\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[4,5\] | \[3,5\] |

\[\textbf{г)}\ y = x + 1,5\]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[1,5\] | \[3,5\] |

\[\textbf{д)}\ y = \frac{1}{2}x - 3\]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[- 3\] | \[- 2\] |

\[\textbf{е)}\ y = - x - 3,5\]
| \[x\] | \[0\] | \[1\] |
|---|---|---|
| \[y\] | \[- 3,5\] | \[- 4,5\] |

\[\textbf{ж)}\ y = - 3x + 4\]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[4\] | \[- 2\] |

\[\textbf{з)}\ y = - x + 3\]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[3\] | \[1\] |

\[\textbf{и)}\ y = x - 2\]
| \[x\] | \[0\] | \[2\] |
|---|---|---|
| \[y\] | \[- 2\] | \[0\] |
