Answer
y=2
x=3
Work Step by Step
AB=BC
2x+3y=x+y+7
x=-2y+7
DE=EF
2x+3y+3=5x-y+2
4y=3x-1
4y=3(-2y+7)-1
4y=-6y+21-1
10y=20
y=2
x=-2y+7
x=-2(2)+7
x=-4+7=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 4 - Section 4.4 - The Trapezoid - Exercises - Page 210: 26
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