3.2/0.4=0.8/x

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Solution for 3.2/0.4=0.8/x equation: 



3.2/0.4=0.8/x

We move all terms to the left:

3.2/0.4-(0.8/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

-(+0.8/x)+3.2/0.4=0

We add all the numbers together, and all the variables

-(+0.8/x)+8=0

We get rid of parentheses

-0.8/x+8=0

We multiply all the terms by the denominator


8*x-0.8=0

We add all the numbers together, and all the variables

8x-0.8=0

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

8x=0.8

x=0.8/8

x=0.8/8

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