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22/5z=21/10
We move all terms to the left:
22/5z-(21/10)=0
Domain of the equation: 5z!=0We add all the numbers together, and all the variables
z!=0/5
z!=0
z∈R
22/5z-(+21/10)=0
We get rid of parentheses
22/5z-21/10=0
We calculate fractions
There is no solution for this equation
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