3(x+2)+x=30

Solution for 3(x+2)+x=30 equation:

Simplifying
3(x + 2) + x = 30

Reorder the terms:
3(2 + x) + x = 30
(2 * 3 + x * 3) + x = 30
(6 + 3x) + x = 30

Combine like terms: 3x + x = 4x
6 + 4x = 30

Solving
6 + 4x = 30

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 4x = 30 + -6

Combine like terms: 6 + -6 = 0
0 + 4x = 30 + -6
4x = 30 + -6

Combine like terms: 30 + -6 = 24
4x = 24

Divide each side by '4'.
x = 6

Simplifying
x = 6