-12z+12z+z=-7

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Solution for -12z+12z+z=-7 equation: 



-12z+12z+z=-7

We move all terms to the left:

-12z+12z+z-(-7)=0

We add all the numbers together, and all the variables

z+7=0

We move all terms containing z to the left, all other terms to the right

z=-7

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