9z-12=6z+3

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Solution for 9z-12=6z+3 equation: 



9z-12=6z+3

We move all terms to the left:

9z-12-(6z+3)=0

We get rid of parentheses

9z-6z-3-12=0

We add all the numbers together, and all the variables

3z-15=0

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

3z=15

z=15/3

z=5

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