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4/5r-1/3r=1/2r-1
We move all terms to the left:
4/5r-1/3r-(1/2r-1)=0
Domain of the equation: 5r!=0
r!=0/5
r!=0
r∈R
Domain of the equation: 3r!=0
r!=0/3
r!=0
r∈R
Domain of the equation: 2r-1)!=0We get rid of parentheses
r∈R
4/5r-1/3r-1/2r+1=0
We calculate fractions
We do not support erpression: r^3
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