hannah2001111 hannah2001111
  • 25-01-2017
  • Mathematics
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i need help with this math problem

i need help with this math problem class=

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waww waww
  • 25-01-2017
7(21-9/2^3)
= 7(12/8)
= 7(3/2)
= 21/2 or 11.5
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