#### Answer

$25°C$

#### Work Step by Step

The formula to convert from F to C is:
$C = \frac{5}{9}(F-32)$
Lets replace F by 77:
$C = \frac{5}{9}(77-32) = \frac{5}{9}\times45 =25$
$25°C$

Published by
Pearson

ISBN 10:
013421742X

ISBN 13:
978-0-13421-742-0

$25°C$

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