Algebra: A Combined Approach (4th Edition)

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

Chapter 7 - Section 7.6 - Proportions and Problem Solving with Rational Equations - Exercise Set: 5

Answer

The solution is -3

Work Step by Step

$\frac{x+1}{2x+3}$=$\frac{2}{3}$ 3(x+1)=2(2x+3) 3x+3=4x+6 3x-4x=6-3 -x=3 x=-3 Check the solution 3 $\frac{x+1}{2x+3}$=$\frac{2}{3}$ $\frac{3+1}{2*3+3}$=$\frac{2}{3}$ $\frac{4}{9}$=$\frac{2}{3}$ $\frac{2}{3}$=$\frac{2}{3}$
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