Answer
$x = 4$
Work Step by Step
$\frac{x+1}{6} = \frac{4x-1}{18}$
$(x+1)\times18 = (4x-1)\times6$
$18x + 18 = 24x-6$
$6x = 24$
$x = 4$
Elementary Geometry for College Students (7th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Cengage
ISBN 10:
978-1-337-61408-5
ISBN 13:
978-1-33761-408-5
Chapter 5 - Section 5.1 - Ratios, Rates, and Proportions - Exercises - Page 228: 7b
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