Answer
$y=\frac{x+7}{-2}$
Work Step by Step
To isolate the variable y, add 7 to both sides, then divide by -2 on both sides.
$x=-2y-7$
$x+7=-2y$
$\frac{x+7}{-2}=y$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 12 - Section 12.1 - The Algebra of Functions - Exercise Set - Page 843: 41
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