2(2+w)+w-1=126

Solution for 2(2+w)+w-1=126 equation:

Simplifying
2(2 + w) + w + -1 = 126
(2 * 2 + w * 2) + w + -1 = 126
(4 + 2w) + w + -1 = 126

Reorder the terms:
4 + -1 + 2w + w = 126

Combine like terms: 4 + -1 = 3
3 + 2w + w = 126

Combine like terms: 2w + w = 3w
3 + 3w = 126

Solving
3 + 3w = 126

Solving for variable 'w'.

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

Add '-3' to each side of the equation.
3 + -3 + 3w = 126 + -3

Combine like terms: 3 + -3 = 0
0 + 3w = 126 + -3
3w = 126 + -3

Combine like terms: 126 + -3 = 123
3w = 123

Divide each side by '3'.
w = 41

Simplifying
w = 41