Respostas

2014-02-18T15:12:55-03:00
Resposta

Formula

Tf - 32 /9 = Tc/5
Tf - 32/9 = 23/5
5 . (Tf - 32) = 9 .23
5Tf - 160 = 207
5Tf = 207 + 160
5Tf = 367
Tf = 367/5
Tf = 73,4ºF
2014-02-18T15:14:49-03:00
C/5=F-32/9
23/5=F-32/9
4,6=F-32/9
4,6X9=F-32
41,4=F-32
F-32=41,4
F=41,4+32
F=73,4