College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter P, Prerequisites - Chapter P Review - Concept Check - Page 75: 1

Answer

See explanation

Work Step by Step

A model is an expression of a situation that is valid in the real world. A model for the following situation is that after working $x$ hours, Shellie earns $W= 12x$, where W is the amount.
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