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4/5r+2/5=2/3
We move all terms to the left:
4/5r+2/5-(2/3)=0
Domain of the equation: 5r!=0We add all the numbers together, and all the variables
r!=0/5
r!=0
r∈R
4/5r+2/5-(+2/3)=0
We get rid of parentheses
4/5r+2/5-2/3=0
We calculate fractions
There is no solution for this equation
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