-3=-1/13a

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Solution for -3=-1/13a equation: 



-3=-1/13a

We move all terms to the left:

-3-(-1/13a)=0



Domain of the equation: 13a)!=0

a!=0/1

a!=0

a∈R



We get rid of parentheses

1/13a-3=0

We multiply all the terms by the denominator


-3*13a+1=0

Wy multiply elements

-39a+1=0

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

-39a=-1

a=-1/-39

a=1/39

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