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2/5x=1/7
We move all terms to the left:
2/5x-(1/7)=0
Domain of the equation: 5x!=0We add all the numbers together, and all the variables
x!=0/5
x!=0
x∈R
2/5x-(+1/7)=0
We get rid of parentheses
2/5x-1/7=0
We calculate fractions
There is no solution for this equation
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