Найдите корень уравнения (x+3)/3=(3-x)/8.

\[\frac{x + 3}{3} = \frac{3 - x}{8}\]

\[8 \cdot (x + 3) = 3 \cdot (3 - x)\]

\[8x + 24 = 9 - 3x\]

\[8x + 3x = 9 - 24\]

\[11x = - 15\]

\[x = - \frac{15}{11}\]

\[x = - 1\frac{4}{11}.\]