Jawabanmu

2014-04-07T19:13:22+07:00
C = F 
F = 9/5 x C + 32 
C = 9/5C + 32 
C - 9/5C = 32 
- 4/5C = 32 
C = 32 : - 4/5 
C = 32 x - 5/4 = - 40
2 5 2