Answer
x=7
AB=38
Work Step by Step
AB=AM+MB
6x-4=2x+1+3x+2
6x-4=5x=3
x=7
AB=6x-4
AB=6(7)-4
AB=38
Elementary Geometry for College Students (5th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
1439047901
ISBN 13:
978-1-43904-790-3
Chapter 1 - Section 1.3 - Early Definitions and Postulates - Exercises - Page 29: 17
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