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: 47

Answer

x=9

Work Step by Step

3.6x=2.9x+6.3 10(3.6x)=10(2.9x+6.3) 36x=29x+63 36x-29x=63 7x=63 x=$\frac{63}{7}$ x=9 Check the answer. 3.6(9)=2.9(9)+6.3 32.4=26.1+6.3 32.4=32.4
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