Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 6 - Systems of Equations and Inequalities - Mid-Chapter Quiz - Page 389: 20


Answers may vary. $2x+y=5$ $x=2y-5$ $(5,5)$

Work Step by Step

$2x+y=5$ $2(2y-5)+y=5$ $2y-10+y=5$ $3y-10=5$ $3y = 15$ $y=5$ $x=2y-5$ $x=2*5-5$ $x = 10-5$ $x = 5$
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