3z-6=z+9

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



3z-6=z+9

We move all terms to the left:

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

We get rid of parentheses

3z-z-9-6=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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