50 x 60/100 = <<50*60/100=30>>30 people support the first team.
50 x 34/100 = <<50*34/100=17>>17 people support the second team.
So, a total of 30 + 17 = <<30+17=47>>47 people supported the first and second teams.
Thus, 50 - 47 = <<50-47=3>>3 people did not support either team.
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