Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 12 Sequences and Series - 12.3 Analyze Geometric Sequences and Series - 12.3 Exercises - Mixed Review - Page 817: 67

Answer

$x=\dfrac{7}{10}$

Work Step by Step

We are given that $\dfrac{3}{1-x}=\dfrac{10}{1}$ Re-arrange as: $10(1-x)=3$ or, $3-10=-10x$ This gives $-7=-10x$ This gives: $x=\dfrac{-7}{-10}$ Hence, $x=\dfrac{7}{10}$
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