Answer
$x=6$
$y=4$
Work Step by Step
$x+y=10$
$x-y =2$
$x+y+x-y=10+2$
$2x =12$
$2x/2 =12/2$
$x=6$
$6+y=10$
$6+y-6=10-6$
$y=4$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 9 - Quadratic Functions and Equations - 9-7 Linear, Quadratic, and Exponential Models - Mixed Review - Page 580: 35
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