2z-12=3

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Solution for 2z-12=3 equation: 



2z-12=3

We move all terms to the left:

2z-12-(3)=0

We add all the numbers together, and all the variables

2z-15=0

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

2z=15

z=15/2

z=7+1/2

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