3x/x+13=2/5

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Solution for 3x/x+13=2/5 equation: 



3x/x+13=2/5

We move all terms to the left:

3x/x+13-(2/5)=0



Domain of the equation: x!=0

x∈R



We add all the numbers together, and all the variables

3x/x+13-(+2/5)=0

We get rid of parentheses

3x/x+13-2/5=0

We calculate fractions


15x/5x+(-2x)/5x+13=0

We multiply all the terms by the denominator


15x+(-2x)+13*5x=0

Wy multiply elements

15x+(-2x)+65x=0

We get rid of parentheses

15x-2x+65x=0

We add all the numbers together, and all the variables

78x=0

x=0/78

x=0

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