2/5u-1/2=-4/7

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Solution for 2/5u-1/2=-4/7 equation: 



2/5u-1/2=-4/7

We move all terms to the left:

2/5u-1/2-(-4/7)=0



Domain of the equation: 5u!=0

u!=0/5

u!=0

u∈R



We get rid of parentheses

2/5u-1/2+4/7=0

We calculate fractions

There is no solution for this equation

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