Answer
$x = 2$
Work Step by Step
$\frac{x+3}{5} = \frac{x+5}{7}$
$x+3= \frac{5(x+5)}{7}$
$7(x+3) = 5(x+5)$
$7x+21 = 5x+25$
$2x+21 = 25$
$2x= 4$
$x= 2$
Elementary Geometry for College Students (6th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
9781285195698
ISBN 13:
978-1-28519-569-8
Chapter 5 - Review Exercises - Page 262: 8d
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