20n+4=2(10n+2)

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Solution for 20n+4=2(10n+2) equation: 



20n+4=2(10n+2)

We move all terms to the left:

20n+4-(2(10n+2))=0



We calculate terms in parentheses: -(2(10n+2)), so:

2(10n+2)

We multiply parentheses

20n+4

Back to the equation:

-(20n+4)



We get rid of parentheses

20n-20n-4+4=0

We add all the numbers together, and all the variables

=0

n=0/1

n=0

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