18/(d+13)=6/(d-13)

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Solution for 18/(d+13)=6/(d-13) equation: 



18/(d+13)=6/(d-13)

We move all terms to the left:

18/(d+13)-(6/(d-13))=0



Domain of the equation: (d+13)!=0

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

d!=-13

d∈R





Domain of the equation: (d-13))!=0

d∈R



We calculate fractions


18d/((d+13)*(d-13)))+(-(6*(d+13))/((d+13)*(d-13)))=0



We calculate terms in parentheses: -(6*(d+13))/((d+13)*(d-13))), so:

6*(d+13))/((d+13)*(d-13))

We multiply all the terms by the denominator


6*(d+13))

We multiply parentheses

6d+

We add all the numbers together, and all the variables

6d

Back to the equation:

-(6d)



We add all the numbers together, and all the variables

-6d+18d/((d+13)*(d-13)))+(=0

We multiply all the terms by the denominator


-6d*((d+13)*(d-13)))+(+18d=0

We add all the numbers together, and all the variables

18d-6d*((d+13)*(d-13)))+(=0

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