x+x+6+3x=86

Solution for x+x+6+3x=86 equation:

Simplifying
x + x + 6 + 3x = 86

Reorder the terms:
6 + x + x + 3x = 86

Combine like terms: x + x = 2x
6 + 2x + 3x = 86

Combine like terms: 2x + 3x = 5x
6 + 5x = 86

Solving
6 + 5x = 86

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 + 5x = 86 + -6

Combine like terms: 6 + -6 = 0
0 + 5x = 86 + -6
5x = 86 + -6

Combine like terms: 86 + -6 = 80
5x = 80

Divide each side by '5'.
x = 16

Simplifying
x = 16