3z-12-z+6=0

Solution for 3z-12-z+6=0 equation:

Simplifying
3z + -12 + -1z + 6 = 0

Reorder the terms:
-12 + 6 + 3z + -1z = 0

Combine like terms: -12 + 6 = -6
-6 + 3z + -1z = 0

Combine like terms: 3z + -1z = 2z
-6 + 2z = 0

Solving
-6 + 2z = 0

Solving for variable 'z'.

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

Add '6' to each side of the equation.
-6 + 6 + 2z = 0 + 6

Combine like terms: -6 + 6 = 0
0 + 2z = 0 + 6
2z = 0 + 6

Combine like terms: 0 + 6 = 6
2z = 6

Divide each side by '2'.
z = 3

Simplifying
z = 3