Решите уравнение: 15x-1=3(7x-1)-2.

\[15x - 1 = 3 \cdot (7x - 1) - 2\]

\[15x - 1 = 21x - 3 - 2\]

\[15x - 21x = - 5 + 1\]

\[- 6x = - 4\]

\[x = \frac{4}{6}\]

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