3z+7+9z=10+12z-3

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Solution for 3z+7+9z=10+12z-3 equation: 



3z+7+9z=10+12z-3

We move all terms to the left:

3z+7+9z-(10+12z-3)=0

We add all the numbers together, and all the variables

3z+9z-(12z+7)+7=0

We add all the numbers together, and all the variables

12z-(12z+7)+7=0

We get rid of parentheses

12z-12z-7+7=0

We add all the numbers together, and all the variables

=0

z=0/1

z=0

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