Respostas

2014-03-04T12:46:11-03:00
C/5=(f-32)/9
0/5=(f-32)/9
0=5f-160
5f=160
f=160/5
f=32

25/5=(f-32)/9
225=5f-160
5f=385
f=385/5
f=77
1 5 1