Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 4 - Section 4.2 - Solving Systems of Linear Equations in Three Variables - Exercise Set - Page 221: 31

Answer

$x = 5$

Work Step by Step

$2(x-1)-3x = x-12$ $2x-2-3x = x-12$ $-x-2 = x-12$ $12-2 = x+x$ $10 = 2x$ $5 = x$ $x = 5$
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