3/x+1+3=15/x+1

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Solution for 3/x+1+3=15/x+1 equation: 



3/x+1+3=15/x+1

We move all terms to the left:

3/x+1+3-(15/x+1)=0



Domain of the equation: x!=0

x∈R





Domain of the equation: x+1)!=0

x∈R



We add all the numbers together, and all the variables

3/x-(15/x+1)+4=0

We get rid of parentheses

3/x-15/x-1+4=0

We multiply all the terms by the denominator


-1*x+4*x+3-15=0

We add all the numbers together, and all the variables

3x-12=0

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

3x=12

x=12/3

x=4

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