Respostas

2014-03-06T13:33:02-03:00
F = 4.C

Fórmula :

 \frac{C}{5} =  \frac{F - 32 }{9}

Substitui F

 \frac{C}{5} =  \frac{4c - 32 }{9}

9c = 20c - 160
11c = 160

c = 17,27 °C

e F = 4 . 17,27 =  69 °F

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