Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 3 - Section 3.3 - Solving Linear Equations in One Variable - Exercise Set: 36


The solution is 6

Work Step by Step

-2b+5=-7 Subtract 5 from both sides -2b+5 -5=-7 -5 Simplify -2b =-12 Divide by - 7 on both sides $\frac{-2b}{-2}$ =$\frac{-12}{-2}$ b=6 The solution is 6 -2b+5=-7 -2$\times$6+5=-7 -12 +5=-7 -7=-7
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