NumerableRED01
NumerableRED01 NumerableRED01
  • 12-01-2017
  • Mathematics
contestada

What is the product of (7r-9)(r+4)?
Thanks!

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Аноним Аноним
  • 12-01-2017
7r-9xr+4
-9x8r+4
-13x8r
Answer:
-1.625
Answer Link

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