(T+3)+O=

Solution for (T+3)+O= equation:

Simplifying
(T + 3) + O = 0

Reorder the terms:
(3 + T) + O = 0

Remove parenthesis around (3 + T)
3 + T + O = 0

Reorder the terms:
3 + O + T = 0

Solving
3 + O + T = 0

Solving for variable 'O'.

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

Add '-3' to each side of the equation.
3 + O + -3 + T = 0 + -3

Reorder the terms:
3 + -3 + O + T = 0 + -3

Combine like terms: 3 + -3 = 0
0 + O + T = 0 + -3
O + T = 0 + -3

Combine like terms: 0 + -3 = -3
O + T = -3

Add '-1T' to each side of the equation.
O + T + -1T = -3 + -1T

Combine like terms: T + -1T = 0
O + 0 = -3 + -1T
O = -3 + -1T

Simplifying
O = -3 + -1T