1/7(a+3)=3

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Solution for 1/7(a+3)=3 equation: 



1/7(a+3)=3

We move all terms to the left:

1/7(a+3)-(3)=0



Domain of the equation: 7(a+3)!=0

a∈R



We multiply all the terms by the denominator


-3*7(a+3)+1=0

Wy multiply elements

-21a(a+1=0

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