\[\frac{6x + 7}{7} - 2 = \frac{3 - 5x}{14}\ \ \ \ \ \ \ \ | \cdot 14\]
\[2 \cdot (6x + 7) - 2 \cdot 14 = 3 - 5x\]
\[12x + 14 - 28 + 5x = 3\]
\[17x = 3 + 14\]
\[17x = 17\]
\[x = 1.\]
\[Ответ:x = 1.\ \]