Решение:
\[ 3(3-2x) + 8 + 2x = 5 \]
\[ 9 - 6x + 8 + 2x = 5 \]
\[ (9 + 8) + (-6x + 2x) = 5 \]
\[ 17 - 4x = 5 \]
\[ -4x = 5 - 17 \]
\[ -4x = -12 \]
\[ x = \frac{-12}{-4} \]
\[ x = 3 \]
Ответ: 3