Answer
C
Work Step by Step
$3v+c=22$
$2v+4c=28$
$3v+c=22$
$c=22-3v$
$2v+4(22-3v)=28$
$2v+88-12v=28$
$-10v+88 = 28$
$-10v = -60$
$v = 6$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 6 - Systems of Equations and Inequalities - Cumulative Test Prep - Multiple Choice - Page 408: 1
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