-20+6n=2n-5(4-7n)

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Solution for -20+6n=2n-5(4-7n) equation: 



-20+6n=2n-5(4-7n)

We move all terms to the left:

-20+6n-(2n-5(4-7n))=0

We add all the numbers together, and all the variables

6n-(2n-5(-7n+4))-20=0



We calculate terms in parentheses: -(2n-5(-7n+4)), so:

2n-5(-7n+4)

We multiply parentheses

2n+35n-20

We add all the numbers together, and all the variables

37n-20

Back to the equation:

-(37n-20)



We get rid of parentheses

6n-37n+20-20=0

We add all the numbers together, and all the variables

-31n=0

n=0/-31

n=0

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