.75=30/x

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Solution for .75=30/x equation: 



.75=30/x

We move all terms to the left:

.75-(30/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

-(+30/x)+.75=0

We add all the numbers together, and all the variables

-(+30/x)+0.75=0

We get rid of parentheses

-30/x+0.75=0

We multiply all the terms by the denominator


(0.75)*x-30=0

We multiply parentheses

0.75x-30=0

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

0.75x=30

x=30/0.75

x=40

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