Answer
$x=3$
Work Step by Step
Please see the image.
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 6 - Systems of Equations and Inequalities - Concept Byte - Solving Systems Using Algebra Tiles - Page 367: 1
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