8n^2-2(2n-7)(2n+6)=11n

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Solution for 8n^2-2(2n-7)(2n+6)=11n equation: 



8n^2-2(2n-7)(2n+6)=11n

We move all terms to the left:

8n^2-2(2n-7)(2n+6)-(11n)=0

We add all the numbers together, and all the variables

8n^2-11n-2(2n-7)(2n+6)=0

We multiply parentheses ..

8n^2-2(+4n^2+12n-14n-42)-11n=0

We multiply parentheses

8n^2-8n^2-24n+28n-11n+84=0

We add all the numbers together, and all the variables

-7n+84=0

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

-7n=-84

n=-84/-7

n=+12

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