Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 6 - Review - Page 263: 29


$$v_0= 2 v-v_f .$$

Work Step by Step

We have: $$v=\frac{v_f+v_0}{2}$$ We multiply both sides by $2$ and then group the like terms: $$2v=\frac{v_f+v_0}{2}2\Longrightarrow2 v=v_f+v_0\Longrightarrow v_0= 2 v-v_f .$$
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