-20+18n=-8(-3n-20)+4n

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Solution for -20+18n=-8(-3n-20)+4n equation: 



-20+18n=-8(-3n-20)+4n

We move all terms to the left:

-20+18n-(-8(-3n-20)+4n)=0



We calculate terms in parentheses: -(-8(-3n-20)+4n), so:

-8(-3n-20)+4n

We add all the numbers together, and all the variables

4n-8(-3n-20)

We multiply parentheses

4n+24n+160

We add all the numbers together, and all the variables

28n+160

Back to the equation:

-(28n+160)



We get rid of parentheses

18n-28n-160-20=0

We add all the numbers together, and all the variables

-10n-180=0

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

-10n=180

n=180/-10

n=-18

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