\[\frac{3x - 4}{7} - \frac{4x - 1}{4} \geq 2\ \ \ \ \ \ | \cdot 28\]
\[4 \cdot (3x - 4) - 7 \cdot (4x - 1) \geq 56\]
\[12x - 16 - 28x + 7 \geq 56\]
\[- 16x \geq 56 + 9\]
\[- 16x \geq 65\]
\[x \leq - \frac{65}{16}\]
\[x \leq - 4\frac{1}{16}.\]
\[Наибольшее\ целое\ число:\ - 5.\]
\[Ответ:\ - 5.\]