20=-4(3n-2)

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Solution for 20=-4(3n-2) equation: 



20=-4(3n-2)

We move all terms to the left:

20-(-4(3n-2))=0



We calculate terms in parentheses: -(-4(3n-2)), so:

-4(3n-2)

We multiply parentheses

-12n+8

Back to the equation:

-(-12n+8)



We get rid of parentheses

12n-8+20=0

We add all the numbers together, and all the variables

12n+12=0

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

12n=-12

n=-12/12

n=-1

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