Respuesta :
Answer:
b + 11 = 11 + b
Step-by-step explanation:
Combine like terms. Note that because you are adding for all terms, you can technically disregard the parenthesis:
3 + (b + 8) = b + 3 + 8 = b + 11
3 + (8 + b) = 3 + 8 + b = 11 + b
b + 11 = 11 + b (True).