2(s+6)+2s+2s=102

Solution for 2(s+6)+2s+2s=102 equation:

Simplifying
2(s + 6) + 2s + 2s = 102

Reorder the terms:
2(6 + s) + 2s + 2s = 102
(6 * 2 + s * 2) + 2s + 2s = 102
(12 + 2s) + 2s + 2s = 102

Combine like terms: 2s + 2s = 4s
12 + 4s + 2s = 102

Combine like terms: 4s + 2s = 6s
12 + 6s = 102

Solving
12 + 6s = 102

Solving for variable 's'.

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

Add '-12' to each side of the equation.
12 + -12 + 6s = 102 + -12

Combine like terms: 12 + -12 = 0
0 + 6s = 102 + -12
6s = 102 + -12

Combine like terms: 102 + -12 = 90
6s = 90

Divide each side by '6'.
s = 15

Simplifying
s = 15