Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 3 - Section 3.2 - Problem Solving and Business Applications Using Systems of Equations - Exercise Set - Page 207: 65


Does not make sense

Work Step by Step

As per the given statement, we can have the expression such as: $x+y=\dfrac{2800}{7}$ and $x-y= \dfrac{2800}{5.6}$ Thus , we have two linear equations after solving theses equations we can find the two unknown variables x and y. This information is useful to find the two unknown variables x and y. Hence, The given statement does not make sense
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