-2z-1=82-4

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Solution for -2z-1=82-4 equation: 



-2z-1=82-4

We move all terms to the left:

-2z-1-(82-4)=0

We add all the numbers together, and all the variables

-2z-1-78=0

We add all the numbers together, and all the variables

-2z-79=0

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

-2z=79

z=79/-2

z=-39+1/2

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