(6+2x)+6=18

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Solution for (6+2x)+6=18 equation:


Simplifying
(6 + 2x) + 6 = 18

Remove parenthesis around (6 + 2x)
6 + 2x + 6 = 18

Reorder the terms:
6 + 6 + 2x = 18

Combine like terms: 6 + 6 = 12
12 + 2x = 18

Solving
12 + 2x = 18

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 + 2x = 18 + -12

Combine like terms: 12 + -12 = 0
0 + 2x = 18 + -12
2x = 18 + -12

Combine like terms: 18 + -12 = 6
2x = 6

Divide each side by '2'.
x = 3

Simplifying
x = 3

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