Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 2 - Section 2.4 - Formulas and Percents - Exercise Set - Page 152: 17


$$c = 4F - 160$$

Work Step by Step

To solve this equation for $c$, we need to isolate $c$. First, we want to subtract both sides by $80$: $$\frac{c}{2} = 2F - 80$$ We now isolate $c$ by multiplying by $2$ on both sides: $$c = 2(2F - 80)$$ We simplify to get: $$c = 4F - 160$$
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