Respostas

2014-04-21T00:13:30-03:00
S = 35
35 = 8 + 3t
35 - 8 = 3t
t = 27/3
t = 9 s
2014-04-21T01:22:08-03:00
S = 35m
35=8+3t
-3t=8-35
-3t=-27(-1)
3t=27
t=27/3
t=7s