Algebra: A Combined Approach (4th Edition)

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

Chapter 7 - Test: 19

Answer

Answer: y = -6

Work Step by Step

$\frac{5}{y + 1}$ = $\frac{4}{y + 2}$ Cross multiplying both sides, we get 5(y + 2) = 4(y + 1) 5y + 10 = 4y + 4. Subtracting 4y and 10 from both sides, we get 5y + 10 - 4y - 10 = 4y + 4 - 4y - 10 5y - 4y + 10 - 10 = 4y - 4y + 4 -10 y = -6.
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