3*(3t-2)-13=5*(12+3t)+28

9t-6-13=60+15t+28
15t-9t=-19-88
6t=-107
t=-17 5/6

3 * (3t - 2) - 13 = 5 * (12 + 3t) + 28
9t - 6 - 13 = 60 +15t + 28
9t -15t = 60 + 28 + 19
- 6t = 107
t = - 107/6
t = - 17 5/6