-(9+2n)+7n=5(2n+4)+1

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Solution for -(9+2n)+7n=5(2n+4)+1 equation: 



-(9+2n)+7n=5(2n+4)+1

We move all terms to the left:

-(9+2n)+7n-(5(2n+4)+1)=0

We add all the numbers together, and all the variables

-(2n+9)+7n-(5(2n+4)+1)=0

We add all the numbers together, and all the variables

7n-(2n+9)-(5(2n+4)+1)=0

We get rid of parentheses

7n-2n-(5(2n+4)+1)-9=0



We calculate terms in parentheses: -(5(2n+4)+1), so:

5(2n+4)+1

We multiply parentheses

10n+20+1

We add all the numbers together, and all the variables

10n+21

Back to the equation:

-(10n+21)



We add all the numbers together, and all the variables

5n-(10n+21)-9=0

We get rid of parentheses

5n-10n-21-9=0

We add all the numbers together, and all the variables

-5n-30=0

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

-5n=30

n=30/-5

n=-6

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