10z-z=-2+2z-2-17

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Solution for 10z-z=-2+2z-2-17 equation: 



10z-z=-2+2z-2-17

We move all terms to the left:

10z-z-(-2+2z-2-17)=0

We add all the numbers together, and all the variables

10z-z-(2z-21)=0

We add all the numbers together, and all the variables

9z-(2z-21)=0

We get rid of parentheses

9z-2z+21=0

We add all the numbers together, and all the variables

7z+21=0

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

7z=-21

z=-21/7

z=-3

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