Help!

$\frac{6t(15) - 2(5) + t(3)}{15} = \frac{12 + (2-t)}{3}$

$\frac{93t - 10}{15} = \frac{14 - t}{3}$

$3(93t - 10) = 15(14-t)$

$279t - 30 = 210-15t$

$294t = 240 \quad \rightarrow \quad \boxed{t = \frac{120}{147}}$