Respuesta :

Answer:

29+21x

Step-by-step explanation:

4x2 = 8

3x7 = 21

9x

x12

8+21-9x+12x

29+21x

Answer:

Step-by-step explanation:

x^12+3x^7+4x^2−9x

This I what I got so far hope this helps

Done by sammy