Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 2 - Solving Equations - 2-2 Solving Two-Step Equations - Practice and Problem-Solving Exercises - Page 91: 31



Work Step by Step

We need to get the b alone. In order to cancel out division, we use multiplication, so we multiply both sides by 5 to get that $b+3=-5$. We now cancel out the addition by subtracting 3 on both sides, giving us a final answer of $b=-8.$ We plug -8 in for b and confirm that our answer is, indeed, correct.
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