\[y = 6 - 2x\]
\[x = 0:\]
\[y = 6 - 2 \cdot 0 = 6.\]
\[y = 0:\]
\[6 - 2x = 0\]
\[- 2x = - 6\]
\[x = 3.\]
\[Точки\ \ пересечения:A(0;6);B(3;0).\]