Вопрос:

Ответ:

\[15 - 14 \cdot (x + 1) = 11 - 5x\]

\[15 - 14x - 14 = 11 - 5x\]

\[- 14x + 5x = 11 - 1\]

\[- 9x = 10\]

\[x = - 0,9.\]