Respuesta :

Answer: it would be C

Step-by-step explanation:

Answer: 3x^2 - 3x-5

how:

  • remove parentheses

    x^2 - 5x +2x^2 +2x-5

  • add x^2 and 2x^2

     3x^2 - 5x + 2x - 5

  • add -5x and 2x

       3x^2 - 3x -5