
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN: 9780134463216
Author: Robert F. Blitzer
Publisher: PEARSON
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98 Cities were surveyed to determine sports teams. 26 had a baseball, 25 had football, 20 had volleyball, 15 had baseball and football, 12 had baseball and volleyball, 13 had football and volleyball. 7 had all three.
How many had exactly two teams?
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