12z-9z=-3

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Solution for 12z-9z=-3 equation: 


Simplifying
12z + -9z = -3

Combine like terms: 12z + -9z = 3z
3z = -3

Solving
3z = -3

Solving for variable 'z'.

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

Divide each side by '3'.
z = -1

Simplifying
z = -1

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