#### Answer

63

#### Work Step by Step

180 - a - b = 180 - 37 - 80 = 143 - 80 = 63

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

63

180 - a - b = 180 - 37 - 80 = 143 - 80 = 63

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