4/x=0.8

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Solution for 4/x=0.8 equation: 



4/x=0.8

We move all terms to the left:

4/x-(0.8)=0



Domain of the equation: x!=0

x∈R



We add all the numbers together, and all the variables

4/x-0.8=0

We multiply all the terms by the denominator


-(0.8)*x+4=0

We multiply parentheses

-0.8x+4=0

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

-0.8x=-4

x=-4/-0.8

x=+5

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