9z+15=15-3z

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Solution for 9z+15=15-3z equation: 



9z+15=15-3z

We move all terms to the left:

9z+15-(15-3z)=0

We add all the numbers together, and all the variables

9z-(-3z+15)+15=0

We get rid of parentheses

9z+3z-15+15=0

We add all the numbers together, and all the variables

12z=0

z=0/12

z=0

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