Respostas

2014-08-22T12:20:28-03:00
212 f ----- 100c
104 f ---- x c
x = 49.05
2014-08-22T13:06:57-03:00
°C * 1,8 = F - 32
°C = 104 - 32 / 1,8
°C = 40 °C