Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - 2-7 Solving Proportions - Practice and Problem-Solving Exercises - Page 127: 22



Work Step by Step

$\frac{-9}{b}=\frac{5}{6}$ cross multiply $5b=-9\times6$ divide both sides by 5 $5b\div5=-54\div5$ simplify $b=-10\frac{4}{5}$
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