2(x+(x+6))=60

Solution for 2(x+(x+6))=60 equation:

Simplifying
2(x + (x + 6)) = 60

Reorder the terms:
2(x + (6 + x)) = 60

Remove parenthesis around (6 + x)
2(x + 6 + x) = 60

Reorder the terms:
2(6 + x + x) = 60

Combine like terms: x + x = 2x
2(6 + 2x) = 60
(6 * 2 + 2x * 2) = 60
(12 + 4x) = 60

Solving
12 + 4x = 60

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 4x = 60 + -12

Combine like terms: 12 + -12 = 0
0 + 4x = 60 + -12
4x = 60 + -12

Combine like terms: 60 + -12 = 48
4x = 48

Divide each side by '4'.
x = 12

Simplifying
x = 12