12/x+4=7.2/x

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Solution for 12/x+4=7.2/x equation: 



12/x+4=7.2/x

We move all terms to the left:

12/x+4-(7.2/x)=0



Domain of the equation: x!=0

x∈R





Domain of the equation: x)!=0

x!=0/1

x!=0

x∈R



We add all the numbers together, and all the variables

12/x-(+7.2/x)+4=0

We get rid of parentheses

12/x-7.2/x+4=0

We multiply all the terms by the denominator


4*x+12-7.2=0

We add all the numbers together, and all the variables

4x+4.8=0

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

4x=-4.8

x=-4.8/4

x=-1+0.8/4

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