Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Section 2.5 - Formulas and Problem Solving - Exercise Set: 82

Answer

-40°

Work Step by Step

F = $\frac{9}{5}$C + 32 If F = C, F = $\frac{9}{5}$F + 32 F – $\frac{9}{5}$F = 32 -$\frac{4}{5}$F = 32 F = 32 x -$\frac{5}{4}$ F = -40°
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