Answer
$y=7-\frac{7}{3}x$
Work Step by Step
$7x+3y=21$
$3y=21-7x$
$y=7-\frac{7}{3}x$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 3 - Review - Page 195: 22
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