669/7=7(20/7a+1)

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Solution for 669/7=7(20/7a+1) equation: 



669/7=7(20/7a+1)

We move all terms to the left:

669/7-(7(20/7a+1))=0



Domain of the equation: 7a+1))!=0

a∈R



We calculate fractions


=0

a=0/1

a=0

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