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  • 04-12-2019
  • Mathematics
contestada

-2x^2-3x-9+-3x^2-4+6

Respuesta :

v32daf v32daf
  • 04-12-2019

Answer:

-2x^2-3x-9+-3x^2-4+6

16x - 3x - 9 + 9x - 4 + 6

13x - 9 + 9x  + 2

13x + 9x -9 + 2

21x -7

Step-by-step explanation:

-2x^2-3x-9+-3x^2-4+6

16x - 3x - 9 + 9x - 4 + 6

13x - 9 + 9x  + 2

13x + 9x -9 + 2

21x -7

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