\[ -x - 4 + 5(x + 3) = -x - 4 + 5x + 15 \]
\[ 5(-1 - x) - 2 = -5 - 5x - 2 \]
\[ (-x + 5x) + (-4 + 15) = 4x + 11 \]
\[ (-5 - 2) - 5x = -7 - 5x \]
\[ 4x + 11 = -7 - 5x \]
\[ 4x + 5x = -7 - 11 \]
\[ 9x = -18 \]
\[ x = \frac{-18}{9} \]
\[ x = -2 \]
Ответ: -2