10z+9=z-2

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Solution for 10z+9=z-2 equation: 



10z+9=z-2

We move all terms to the left:

10z+9-(z-2)=0

We get rid of parentheses

10z-z+2+9=0

We add all the numbers together, and all the variables

9z+11=0

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

9z=-11

z=-11/9

z=-1+2/9

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