-18+18z=4(7z+18)+20

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Solution for -18+18z=4(7z+18)+20 equation: 



-18+18z=4(7z+18)+20

We move all terms to the left:

-18+18z-(4(7z+18)+20)=0



We calculate terms in parentheses: -(4(7z+18)+20), so:

4(7z+18)+20

We multiply parentheses

28z+72+20

We add all the numbers together, and all the variables

28z+92

Back to the equation:

-(28z+92)



We get rid of parentheses

18z-28z-92-18=0

We add all the numbers together, and all the variables

-10z-110=0

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

-10z=110

z=110/-10

z=-11

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