Hall501905 Hall501905
  • 15-02-2018
  • Mathematics
contestada

what is 213=3(7-8a) in a Formal Two Column Proof Form

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cineusstanleyy cineusstanleyy
  • 15-02-2018
213 = 21 - 24a
213 - 21 = 24 a
192 = 24a
8 = a
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