9z-7=15

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Solution for 9z-7=15 equation: 



9z-7=15

We move all terms to the left:

9z-7-(15)=0

We add all the numbers together, and all the variables

9z-22=0

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

9z=22

z=22/9

z=2+4/9

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