1/2w-2/5=-1/7

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



1/2w-2/5=-1/7

We move all terms to the left:

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



Domain of the equation: 2w!=0

w!=0/2

w!=0

w∈R



We get rid of parentheses

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

We calculate fractions

There is no solution for this equation

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