20-2n=-2(5-n)+6n

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Solution for 20-2n=-2(5-n)+6n equation: 



20-2n=-2(5-n)+6n

We move all terms to the left:

20-2n-(-2(5-n)+6n)=0

We add all the numbers together, and all the variables

-2n-(-2(-1n+5)+6n)+20=0



We calculate terms in parentheses: -(-2(-1n+5)+6n), so:

-2(-1n+5)+6n

We add all the numbers together, and all the variables

6n-2(-1n+5)

We multiply parentheses

6n+2n-10

We add all the numbers together, and all the variables

8n-10

Back to the equation:

-(8n-10)



We get rid of parentheses

-2n-8n+10+20=0

We add all the numbers together, and all the variables

-10n+30=0

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

-10n=-30

n=-30/-10

n=+3

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