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1/4=2/7a
We move all terms to the left:
1/4-(2/7a)=0
Domain of the equation: 7a)!=0We add all the numbers together, and all the variables
a!=0/1
a!=0
a∈R
-(+2/7a)+1/4=0
We get rid of parentheses
-2/7a+1/4=0
We calculate fractions
There is no solution for this equation
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