Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 2 - Section 2.3 - Solving Linear Equations - Exercise Set - Page 141: 26

Answer

x=3

Work Step by Step

7(3x-2)+5=6(2x-1)+24 7(3x)-7(2)+5=6(2x)-6(1)+24 21x-14+5=12x-6+24 21x-9=12x+18 21x-12x-9=18 9x-9=18 9x=18+9 9x=27 x=$\frac{27}{9}$ x=3 Check the answer. 7(3(3)-2)+5=6(2(3)-1)+24 7(9-2)+5=6(6-1)+24 7(7)+5=6(5)+24 49+5=30+24 54=54
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