r-2/7-5=-1/2

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Solution for r-2/7-5=-1/2 equation: 



r-2/7-5=-1/2

We move all terms to the left:

r-2/7-5-(-1/2)=0

We get rid of parentheses

r-5-2/7+1/2=0

We calculate fractions

There is no solution for this equation

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