taylorgrant34
taylorgrant34 taylorgrant34
  • 17-11-2020
  • Mathematics
contestada

(9c^2 + 3c + 9) - (9c^2 + 2c + 7)

Respuesta :

bedwards1225
bedwards1225 bedwards1225
  • 17-11-2020

Answer:

c+2

Step-by-step explanation:

Distribute the Negative Sign:

=9c2+3c+9+−1(9c2+2c+7)

=9c2+3c+9+−1(9c2)+−1(2c)+(−1)(7)

=9c2+3c+9+−9c2+−2c+−7

Combine Like Terms:

=9c2+3c+9+−9c2+−2c+−7

=(9c2+−9c2)+(3c+−2c)+(9+−7)

Answer Link
netizenwebb netizenwebb
  • 17-11-2020

Answer:

c + 2

Step-by-step explanation:

(9c² + 3c + 9) - (9c² + 2c + 7)

9c² + 3c + 9 - 9c² - 2c - 7

9c² + 3c + 9 - 9c² - 2c - 7

c + 2

Answer Link

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