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9/z-2=8
We move all terms to the left:
9/z-2-(8)=0
Domain of the equation: z!=0We add all the numbers together, and all the variables
z∈R
9/z-10=0
We multiply all the terms by the denominator
-10*z+9=0
We add all the numbers together, and all the variables
-10z+9=0
We move all terms containing z to the left, all other terms to the right
-10z=-9
z=-9/-10
z=9/10
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