Zach has scores of 88 and 78 on his first two tests. What score must he make
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Zach has scores of 88 and 78 on his first two tests. What score must he make on his third test to earn an average of 80 or greater?
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Related Book For
Intermediate Algebra
ISBN: 9780134895987
13th Edition
Authors: Margaret Lial, John Hornsby, Terry McGinnis
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