12/x-15=4/x+3

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Solution for 12/x-15=4/x+3 equation: 



12/x-15=4/x+3

We move all terms to the left:

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



Domain of the equation: x!=0

x∈R





Domain of the equation: x+3)!=0

x∈R



We get rid of parentheses

12/x-4/x-3-15=0

We multiply all the terms by the denominator


-3*x-15*x+12-4=0

We add all the numbers together, and all the variables

-18x+8=0

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

-18x=-8

x=-8/-18

x=4/9

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