4/a+3=15

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Solution for 4/a+3=15 equation: 



4/a+3=15

We move all terms to the left:

4/a+3-(15)=0



Domain of the equation: a!=0

a∈R



We add all the numbers together, and all the variables

4/a-12=0

We multiply all the terms by the denominator


-12*a+4=0

We add all the numbers together, and all the variables

-12a+4=0

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

-12a=-4

a=-4/-12

a=1/3

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