20-2n=4(n+1)-8

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Solution for 20-2n=4(n+1)-8 equation: 



20-2n=4(n+1)-8

We move all terms to the left:

20-2n-(4(n+1)-8)=0



We calculate terms in parentheses: -(4(n+1)-8), so:

4(n+1)-8

We multiply parentheses

4n+4-8

We add all the numbers together, and all the variables

4n-4

Back to the equation:

-(4n-4)



We get rid of parentheses

-2n-4n+4+20=0

We add all the numbers together, and all the variables

-6n+24=0

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

-6n=-24

n=-24/-6

n=+4

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