-18z-3z+(-20)=1

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Solution for -18z-3z+(-20)=1 equation: 



-18z-3z+(-20)=1

We move all terms to the left:

-18z-3z+(-20)-(1)=0

determiningTheFunctionDomain
-18z-3z-1+(-20)=0

We add all the numbers together, and all the variables

-21z-21=0

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

-21z=21

z=21/-21

z=-1

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