3+6*(w+3)+w=

Solution for 3+6*(w+3)+w= equation:

Simplifying
3 + 6(w + 3) + w = 0

Reorder the terms:
3 + 6(3 + w) + w = 0
3 + (3 * 6 + w * 6) + w = 0
3 + (18 + 6w) + w = 0

Combine like terms: 3 + 18 = 21
21 + 6w + w = 0

Combine like terms: 6w + w = 7w
21 + 7w = 0

Solving
21 + 7w = 0

Solving for variable 'w'.

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

Add '-21' to each side of the equation.
21 + -21 + 7w = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 7w = 0 + -21
7w = 0 + -21

Combine like terms: 0 + -21 = -21
7w = -21

Divide each side by '7'.
w = -3

Simplifying
w = -3