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4.2=6/z
We move all terms to the left:
4.2-(6/z)=0
Domain of the equation: z)!=0We add all the numbers together, and all the variables
z!=0/1
z!=0
z∈R
-(+6/z)+4.2=0
We get rid of parentheses
-6/z+4.2=0
We multiply all the terms by the denominator
(4.2)*z-6=0
We multiply parentheses
4.2z-6=0
We move all terms containing z to the left, all other terms to the right
4.2z=6
z=6/4.2
z=1+1/2.3333333333333
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