9z+12=42

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Solution for 9z+12=42 equation: 



9z+12=42

We move all terms to the left:

9z+12-(42)=0

We add all the numbers together, and all the variables

9z-30=0

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

9z=30

z=30/9

z=3+1/3

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