-1-2(-9z-8)=3(z+6)-9

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Solution for -1-2(-9z-8)=3(z+6)-9 equation: 



-1-2(-9z-8)=3(z+6)-9

We move all terms to the left:

-1-2(-9z-8)-(3(z+6)-9)=0

We multiply parentheses

18z-(3(z+6)-9)+16-1=0



We calculate terms in parentheses: -(3(z+6)-9), so:

3(z+6)-9

We multiply parentheses

3z+18-9

We add all the numbers together, and all the variables

3z+9

Back to the equation:

-(3z+9)



We add all the numbers together, and all the variables

18z-(3z+9)+15=0

We get rid of parentheses

18z-3z-9+15=0

We add all the numbers together, and all the variables

15z+6=0

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

15z=-6

z=-6/15

z=-2/5

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