x+x+(x+2)+(x+2)=64

Solution for x+x+(x+2)+(x+2)=64 equation:

Simplifying
x + x + (x + 2) + (x + 2) = 64

Reorder the terms:
x + x + (2 + x) + (x + 2) = 64

Remove parenthesis around (2 + x)
x + x + 2 + x + (x + 2) = 64

Reorder the terms:
x + x + 2 + x + (2 + x) = 64

Remove parenthesis around (2 + x)
x + x + 2 + x + 2 + x = 64

Reorder the terms:
2 + 2 + x + x + x + x = 64

Combine like terms: 2 + 2 = 4
4 + x + x + x + x = 64

Combine like terms: x + x = 2x
4 + 2x + x + x = 64

Combine like terms: 2x + x = 3x
4 + 3x + x = 64

Combine like terms: 3x + x = 4x
4 + 4x = 64

Solving
4 + 4x = 64

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 4x = 64 + -4

Combine like terms: 4 + -4 = 0
0 + 4x = 64 + -4
4x = 64 + -4

Combine like terms: 64 + -4 = 60
4x = 60

Divide each side by '4'.
x = 15

Simplifying
x = 15