haylee14
haylee14 haylee14
  • 02-12-2016
  • Mathematics
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??? Help 70= .70(-2-2z)

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Wugbug
Wugbug Wugbug
  • 02-12-2016
70=.70(-2-2z)
70=-1.4-1.4z
68.6=1.4z
Z=49
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