Respuesta :

6,8

9,7

13,1

im srry thats all i know :(

mossylove19

Answer:

6: (g+11h)+9h = g+(11h+9h)

7: (c x 3) x 5 = c x (3 x 5)

8: 6x+5y = 5y+6x

9: 7b x 2 = 2 x 7b

10: 15y+0 = 15y

11: 7k x 0 = 7k

12: a x 1 = a

13: 7k x 0 = 0

Step-by-step explanation:

I Hope This Helps!