0,8=4/x

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Solution for 0,8=4/x equation: 



0.8=4/x

We move all terms to the left:

0.8-(4/x)=0



Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

-(+4/x)+0.8=0

We get rid of parentheses

-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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