\(\frac{2(2x-3)}{6} + \frac{7x-13}{6} + \frac{3(5-2x)}{6} = x-1\)
\(\(4x-6) + (7x-13) + (15-6x) = 6(x-1)\)
\(4x - 6 + 7x - 13 + 15 - 6x = 6x - 6\)
\(5x + 2 = 6x - 6\)
\(2 + 6 = 6x - 5x\)
\(8 = x\)
Ответ: x = 8.