\[ -|2x + 5| = 5 - 17 \]
\[ -|2x + 5| = -12 \]
\[ |2x + 5| = 12 \]
\[ 2x + 5 = 12 \]
\[ 2x = 12 - 5 \]
\[ 2x = 7 \]
\[ x = \frac{7}{2} = 3.5 \]
\[ 2x + 5 = -12 \]
\[ 2x = -12 - 5 \]
\[ 2x = -17 \]
\[ x = -\frac{17}{2} = -8.5 \]
Ответ: x1 = 3.5, x2 = -8.5.