Respuesta :

Answer:

9x +11

Step-by-step explanation: In order to simplify this just add the two equations together 6x +3x =9x and 9+2=11 which gives 9x+11

Answer:

9x+11

Step-by-step explanation:

(6x + 9) + (3x+2)?

6x+9+3x+2

6x+3x+9+2

9x+11