Решите уравнение: x+11/12=5/6.

\[x + \frac{11}{12} = \frac{5}{6}\]

\[x = \frac{10}{12} - \frac{11}{12} = - \left( \frac{11}{12} - \frac{10}{12} \right) =\]

\[= - \frac{1}{12}.\]