#### Answer

a. $C=125+100(d)$
b. $C=425$
c. 2 days

#### Work Step by Step

a. $C=cost$ $d=days$
$C=125+100(d)$
b. $d=3$
$C=125+100(3)$
$C=125+300$
$C=425$
c. $C=700\div2=350$
$350=125+100(d)$
$350-125=100(d)$
$225=100(d)$
$225\div100=d$
$d=2.25$
$d=2$

Published by
Brooks Cole

ISBN 10:
0-53449-636-9

ISBN 13:
978-0-53449-636-4

a. $C=125+100(d)$
b. $C=425$
c. 2 days

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