Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 8 - Section 8.1 - Linear Equations with Two Variables - Exercises - Page 297: 27



Work Step by Step

$x+2y=7\longrightarrow$ subtract x from each side $2y=7-x\longrightarrow$ divide each side by 2 $y=(7-x)\div 2$ $y=3.5-0.5x$
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