\[\boxed{\text{441\ (441).}\text{\ }\text{Еуроки\ -\ ДЗ\ без\ мороки}}\]
\[\textbf{а)}\ \frac{3x - 1}{2} + \frac{2 - x}{3} + 1 = 0\ \ \ \ \ \ | \cdot 6\]
\[3 \cdot (3x - 1) + 2 \cdot (2 - x) + 6 = 0\]
\[9x - 3 + 4 - 2x + 6 = 0\]
\[7x + 7 = 0\]
\[7x = - 7\]
\[x = - 7\ :7\]
\[x = - 1.\]
\[Ответ:x = - 1.\]
\[2 \cdot (y - 10) - 3 \cdot (5 - 2y) =\]
\[= 2,5 \cdot 12\]
\[2y - 20 - 15 + 6y = 30\]
\[8y = 65\]
\[y = 65\ :8\]
\[y = 8\frac{1}{8}.\]
\[Ответ:y = 8\frac{1}{8}.\]