[b+3]-4=5

Solution for [b+3]-4=5 equation:

Simplifying
[b + 3] + -4 = 5

Reorder the terms:
[3 + b] + -4 = 5

Remove brackets around [3 + b]
3 + b + -4 = 5

Reorder the terms:
3 + -4 + b = 5

Combine like terms: 3 + -4 = -1
-1 + b = 5

Solving
-1 + b = 5

Solving for variable 'b'.

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

Add '1' to each side of the equation.
-1 + 1 + b = 5 + 1

Combine like terms: -1 + 1 = 0
0 + b = 5 + 1
b = 5 + 1

Combine like terms: 5 + 1 = 6
b = 6

Simplifying
b = 6