7/y+13/y=4

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Solution for 7/y+13/y=4 equation: 



7/y+13/y=4

We move all terms to the left:

7/y+13/y-(4)=0



Domain of the equation: y!=0

y∈R



We multiply all the terms by the denominator


-4*y+7+13=0

We add all the numbers together, and all the variables

-4y+20=0

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

-4y=-20

y=-20/-4

y=+5

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