Algebra 1

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

Chapter 6 - Systems of Equations and Inequalities - 6-2 Solving Systems Using Substitution - Practice and Problem-Solving Exercises: 32

Answer

$l=13, w=4$

Work Step by Step

2l+2w=34 2(2w+5)=34 4w+10+2w=34 6w+10=34 6w=24 w=4 2l+2w=34 => 2l+2(4)=34 =>2l+8=34 =>2l=26 =>l=13
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