2.8=12.4/x

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Solution for 2.8=12.4/x equation: 



2.8=12.4/x

We move all terms to the left:

2.8-(12.4/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

-(+12.4/x)+2.8=0

We get rid of parentheses

-12.4/x+2.8=0

We multiply all the terms by the denominator


(2.8)*x-12.4=0

We multiply parentheses

2.8x-12.4=0

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

2.8x=12.4

x=12.4/2.8

x=4+1/2.3333333333333

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