13-1/5a=9

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Solution for 13-1/5a=9 equation: 



13-1/5a=9

We move all terms to the left:

13-1/5a-(9)=0



Domain of the equation: 5a!=0

a!=0/5

a!=0

a∈R



We add all the numbers together, and all the variables

-1/5a+4=0

We multiply all the terms by the denominator


4*5a-1=0

Wy multiply elements

20a-1=0

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

20a=1

a=1/20

a=1/20

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