4=(2/5)u

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Solution for 4=(2/5)u equation: 



4=(2/5)u

We move all terms to the left:

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



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

u!=0/1

u!=0

u∈R



We add all the numbers together, and all the variables

-((+2/5)u)+4=0

We multiply all the terms by the denominator


-((+2+4*5)u)=0



We calculate terms in parentheses: -((+2+4*5)u), so:

(+2+4*5)u

We add all the numbers together, and all the variables

22u

Back to the equation:

-(22u)



u=0/-22

u=0

Równanie nie ma rozwiązania

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