Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 1, Equations and Inequalities - 1.4 Rewrite Formulas and Equations - 1.4 Exercises - Skill Practice - Page 30: 6



Work Step by Step

We solve the equation for $b_1$: $$ 2A = (b_1+b_2)h \\ \frac{2A}{h} =b_1+b_2 \\b_1= \frac{2A}{h} -b_2 $$ Option A is correct.
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