Answer
The average price of 7.5 ounces of gold during this time was 11520 dollars.
Work Step by Step
$1536z$
$z=7.5$
$1536(7.5)$
$11520$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 1 - Review - Page 45: 126
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