Answer
$a_{80}= 247$
Work Step by Step
$a_{n} = 10+3(n-1)$
$a_{80} = 10+3(80-1)$
$a_{80} = 10+3(79)$
$a_{80} = 10+237$
$a_{80} = 247$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 11 - Test - Page 669: 2
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