-3=13/a

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Solution for -3=13/a equation:



-3=13/a
We move all terms to the left:
-3-(13/a)=0
Domain of the equation: a)!=0
a!=0/1
a!=0
a∈R
We add all the numbers together, and all the variables
-(+13/a)-3=0
We get rid of parentheses
-13/a-3=0
We multiply all the terms by the denominator
-3*a-13=0
We add all the numbers together, and all the variables
-3a-13=0
We move all terms containing a to the left, all other terms to the right
-3a=13
a=13/-3
a=-4+1/3

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