Algebra 1

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

Chapter 10 - Radical Expressions and Equations - Mid-Chapter Quiz - Page 619: 29

Answer

$x=.8$

Work Step by Step

$\frac{5}{\sqrt 8-2} = \frac{\sqrt 8+2}{x}$ ${\sqrt 8-2} *{\sqrt 8+2} = 5x$ $\sqrt 8*\sqrt8 +2\sqrt 8-2\sqrt 8 -4=5x$ $8-4 = 5x$ $4=5x$ $4/5= x = .8$
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