\[y = kx + b;\ \ A(0;2);\ \ B( - 3;0)\]
\[Построим\ точки\ и\ проведем\ прямую:\]
\[A(0;2):\]
\[2 = k \cdot 0 + b\]
\[b = 2.\]
\[B( - 3;0):\]
\[0 = - 3k + 2\]
\[3k = 2\]
\[k = \frac{2}{3}.\]
\[График\ функции\ имеет\ вид:y = \frac{2}{3}x + 2.\]