6z+-12z-6z-4z+12z=20

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Solution for 6z+-12z-6z-4z+12z=20 equation: 


Simplifying
6z + -12z + -6z + -4z + 12z = 20

Combine like terms: 6z + -12z = -6z
-6z + -6z + -4z + 12z = 20

Combine like terms: -6z + -6z = -12z
-12z + -4z + 12z = 20

Combine like terms: -12z + -4z = -16z
-16z + 12z = 20

Combine like terms: -16z + 12z = -4z
-4z = 20

Solving
-4z = 20

Solving for variable 'z'.

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

Divide each side by '-4'.
z = -5

Simplifying
z = -5

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