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

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



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

We move all terms to the left:

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



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

8n-3(n-4)

We multiply parentheses

8n-3n+12

We add all the numbers together, and all the variables

5n+12

Back to the equation:

-(5n+12)



We get rid of parentheses

3n-5n-12+20=0

We add all the numbers together, and all the variables

-2n+8=0

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

-2n=-8

n=-8/-2

n=+4

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