Решите уравнение: |7x-3|=4.

\[|7x - 3| = 4\]

\[7x - 3 = 4\ \ \ \ \ \ \ \ \ \ \ 7x - 3 = - 4\]

\[7x = 7\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ 7x = - 1\]

\[x = 1\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ x = - \frac{1}{7}\]

\[Ответ:x = - \frac{1}{7};\ \ x = 1.\]