Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 9 - Basic Algebra - 9.8 Using Equations to Solve Application Problems - 9.8 Exercises: 37

Answer

Brenda spent $42 dollars.

Work Step by Step

Let $x = $ amount of money Brenda spent $2x - 3 = 81$ $2x = 84$ $x = \frac{84}{2}$ $x = 42$ dollars
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