-7=(5/u)-5

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Solution for -7=(5/u)-5 equation: 



-7=(5/u)-5

We move all terms to the left:

-7-((5/u)-5)=0



Domain of the equation: u)-5)!=0

u!=0/1

u!=0

u∈R



We add all the numbers together, and all the variables

-((+5/u)-5)-7=0

We multiply all the terms by the denominator


-((+5-7*u)-5)=0



We calculate terms in parentheses: -((+5-7*u)-5), so:

(+5-7*u)-5

We add all the numbers together, and all the variables

(-7u+5)-5

We get rid of parentheses

-7u+5-5

We add all the numbers together, and all the variables

-7u

Back to the equation:

-(-7u)



We get rid of parentheses

7u=0

u=0/7

u=0

Równanie nie ma rozwiązania

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