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z/2-0.8=-513
We move all terms to the left:
z/2-0.8-(-513)=0
We add all the numbers together, and all the variables
z/2+512.2=0
We multiply all the terms by the denominator
z+(512.2)*2=0
We add all the numbers together, and all the variables
z+1024.4=0
We move all terms containing z to the left, all other terms to the right
z=-1024.4
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