a) Решим уравнение \(\frac{6x-5}{7} = \frac{2x-1}{3} + 2\).
$$21 \cdot \frac{6x-5}{7} = 21 \cdot \frac{2x-1}{3} + 21 \cdot 2$$
$$3(6x-5) = 7(2x-1) + 42$$
$$18x - 15 = 14x - 7 + 42$$
$$18x - 14x = -7 + 42 + 15$$
$$4x = 50$$
$$x = \frac{50}{4} = \frac{25}{2} = 12.5$$
Ответ: 12.5