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3/10x=21/2
We move all terms to the left:
3/10x-(21/2)=0
Domain of the equation: 10x!=0We add all the numbers together, and all the variables
x!=0/10
x!=0
x∈R
3/10x-(+21/2)=0
We get rid of parentheses
3/10x-21/2=0
We calculate fractions
There is no solution for this equation
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