Respuesta :

Answer:

b=-1

Step-by-step explanation:

12b+4=-6b-14

12b+4-4=-6b-14-4

12b=-6b-18

12b+6b=-6b-18+6b

18b=-18

18b/18=-18/18

b=-1

Answer:

b = -1

Step-by-step explanation:

-8b + 4 + 20b = -6b - 14

12b + 4 = -6b - 14

18b + 4 = -14

18b = -18

b = -1