\[3t - 11 = \frac{1}{3} \cdot (5t - 17)\]
\[3 \cdot (3t - 11) = 5t - 17\]
\[9t - 33 = 5t - 17\]
\[9t - 5t = - 17 + 33\]
\[4t = 16\]
\[t = 4\]
\[при\ t = 4.\]