12x+6+3x=16

Solution for 12x+6+3x=16 equation:

Simplifying
12x + 6 + 3x = 16

Reorder the terms:
6 + 12x + 3x = 16

Combine like terms: 12x + 3x = 15x
6 + 15x = 16

Solving
6 + 15x = 16

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 + 15x = 16 + -6

Combine like terms: 6 + -6 = 0
0 + 15x = 16 + -6
15x = 16 + -6

Combine like terms: 16 + -6 = 10
15x = 10

Divide each side by '15'.
x = 0.6666666667

Simplifying
x = 0.6666666667