9z-12=2z+23

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Solution for 9z-12=2z+23 equation: 



9z-12=2z+23

We move all terms to the left:

9z-12-(2z+23)=0

We get rid of parentheses

9z-2z-23-12=0

We add all the numbers together, and all the variables

7z-35=0

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

7z=35

z=35/7

z=5

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