Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Section 2.3 - Further Solving Linear Equations - Exercise Set: 88

Answer

x = -128

Work Step by Step

1000(x + 40) = 100(16 + 7x) Distribute: 1000x + 40,000 = 1600 + 700x Subtract 700x from both sides: 300x + 40,000 = 1600 Subtract 40,000 from both sides: 300x = -38,400 Divide both sides by 300: x = -128
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