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1/r+5/7=3/2
We move all terms to the left:
1/r+5/7-(3/2)=0
Domain of the equation: r!=0We add all the numbers together, and all the variables
r∈R
1/r+5/7-(+3/2)=0
We get rid of parentheses
1/r+5/7-3/2=0
We calculate fractions
There is no solution for this equation
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