Answer
x=15$^{\circ}$
z=3$^{\circ}$
Work Step by Step
$\angle$TSU+$\angle$USV+$\angle$VSW=$\angle$TSW
(x+2z)+(x-z)+(2x-z)=60
4x=60
x=15
$\angle$USV+$\angle$VSW=$\angle$USW
(x-z)+(2x-z)=(3x-6)
3x-2z=3x-6
-2z=-6
z=3
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 1.4 - Angles and Their Relationships - Exercises - Page 39: 43
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