(A+b)+3=

Solution for (A+b)+3= equation:

Simplifying
(A + b) + 3 = 0

Remove parenthesis around (A + b)
A + b + 3 = 0

Reorder the terms:
3 + A + b = 0

Solving
3 + A + b = 0

Solving for variable 'A'.

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

Add '-3' to each side of the equation.
3 + A + -3 + b = 0 + -3

Reorder the terms:
3 + -3 + A + b = 0 + -3

Combine like terms: 3 + -3 = 0
0 + A + b = 0 + -3
A + b = 0 + -3

Combine like terms: 0 + -3 = -3
A + b = -3

Add '-1b' to each side of the equation.
A + b + -1b = -3 + -1b

Combine like terms: b + -1b = 0
A + 0 = -3 + -1b
A = -3 + -1b

Simplifying
A = -3 + -1b