wu0mbruck9iemestSi wu0mbruck9iemestSi
  • 03-12-2016
  • Mathematics
contestada

Add.
(-3a^2+4a–6)+(-a^2–9)



Respuesta :

Аноним Аноним
  • 03-12-2016
The answer is = -4a^2 + 4a -15
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