Answer
Intersection at point $(3, 2)$
Work Step by Step
$2x +y = 8$
$3x - y = 7$
$y = 8 - 2x$
$3x - ( 8 - 2x) = 7$
$3x - 8 + 2x = 7$
$5x = 15$
$x = 3$
$y = 8 - 2(3)$
$y = 8 - 6$
$y = 2$
Intersection at point $(3, 2)$
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 10 - Section 10.5 - Equations of Lines - Exercises - Page 480: 33
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