12+13z=12z-4

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Solution for 12+13z=12z-4 equation: 



12+13z=12z-4

We move all terms to the left:

12+13z-(12z-4)=0

We get rid of parentheses

13z-12z+4+12=0

We add all the numbers together, and all the variables

z+16=0

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

z=-16

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