Bom dia me ajudem????

Resposta:
1) t¹=136°F
t²=-127 °F
(°F-32)/180=C/100
(136-32)/180=C/100
104/180=C/100
104•100=180•c
1040=18c
C=57,7°C
(-127-32)/180=C/100
(-159)/180=C/100
-159•100=c•180
-1590=18c
c=-88,3°C
Alinha d