Respuesta :

Itz5151

Answer:

  • 6x+4+3x²

Step-by-step explanation:

Given polynomials:

(6x+7+x²)+(2x²-3)

Solution:

  • (6x+7+x²)+(2x²-3)

Removing brackets,

  • 6x+7+x²+2x²-3

Collecting like terms,

  • 6x+7-3+x²+2x²

Simplifying ,

  • 6x+4+3x²

Done!