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1/4-1/2r=-3/4
We move all terms to the left:
1/4-1/2r-(-3/4)=0
Domain of the equation: 2r!=0We get rid of parentheses
r!=0/2
r!=0
r∈R
-1/2r+1/4+3/4=0
We calculate fractions
There is no solution for this equation
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