-3=-19-8/5u

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Solution for -3=-19-8/5u equation: 



-3=-19-8/5u

We move all terms to the left:

-3-(-19-8/5u)=0



Domain of the equation: 5u)!=0

u!=0/1

u!=0

u∈R



We add all the numbers together, and all the variables

-(-8/5u-19)-3=0

We get rid of parentheses

8/5u+19-3=0

We multiply all the terms by the denominator


19*5u-3*5u+8=0

Wy multiply elements

95u-15u+8=0

We add all the numbers together, and all the variables

80u+8=0

We move all terms containing u to the left, all other terms to the right

80u=-8

u=-8/80

u=-1/10

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