6+u+v=w

Solution for 6+u+v=w equation:

Simplifying
6 + u + v = w

Solving
6 + u + v = w

Solving for variable 'u'.

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

Add '-6' to each side of the equation.
6 + u + -6 + v = -6 + w

Reorder the terms:
6 + -6 + u + v = -6 + w

Combine like terms: 6 + -6 = 0
0 + u + v = -6 + w
u + v = -6 + w

Add '-1v' to each side of the equation.
u + v + -1v = -6 + -1v + w

Combine like terms: v + -1v = 0
u + 0 = -6 + -1v + w
u = -6 + -1v + w

Simplifying
u = -6 + -1v + w