-7.9=-1.5+4/u

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Solution for -7.9=-1.5+4/u equation: 



-7.9=-1.5+4/u

We move all terms to the left:

-7.9-(-1.5+4/u)=0



Domain of the equation: u)!=0

u!=0/1

u!=0

u∈R



We add all the numbers together, and all the variables

-(4/u-1.5)-7.9=0

We get rid of parentheses

-4/u+1.5-7.9=0

We multiply all the terms by the denominator


(1.5)*u-(7.9)*u-4=0

We multiply parentheses

1.5u-7.9u-4=0

We add all the numbers together, and all the variables

-6.4u-4=0

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

-6.4u=4

u=4/-6.4

u=-2/3.2

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