Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 1 - Introduction to Algebraic Expressions - 1.1 Introduction to Algebra - 1.1 Exercise Set - Page 10: 65

Answer

$m+2.21=n$

Work Step by Step

Looking at the table it can be seen that there is pattern where the non-machinable charge is 2.21 greater than the machinable charge for items of the same weight. This is written in equation form as $m+2.21=n$ where m is the machinable charge and n is the non-machinable charge.
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