Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 10 - Radical Expressions and Equations - 10-3 Operations with Radial Expressions - Practice and Problem-Solving Exercises: 39

Answer

$x=\frac{-4}{3}$

Work Step by Step

You must cross multiply. $\frac{3}{1+\sqrt{5}}=\frac{1-\sqrt{5}}{x}. 3x=(1+\sqrt{5})(1-\sqrt{5})=-4, x=\frac{-4}{3}$
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