3+[b+8]=

Solution for 3+[b+8]= equation:

Simplifying
3 + [b + 8] = 0

Reorder the terms:
3 + [8 + b] = 0

Remove brackets around [8 + b]
3 + 8 + b = 0

Combine like terms: 3 + 8 = 11
11 + b = 0

Solving
11 + b = 0

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '-11' to each side of the equation.
11 + -11 + b = 0 + -11

Combine like terms: 11 + -11 = 0
0 + b = 0 + -11
b = 0 + -11

Combine like terms: 0 + -11 = -11
b = -11

Simplifying
b = -11