-8(n+9)=2(-10n-1)+5n

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Solution for -8(n+9)=2(-10n-1)+5n equation: 



-8(n+9)=2(-10n-1)+5n

We move all terms to the left:

-8(n+9)-(2(-10n-1)+5n)=0

We multiply parentheses

-8n-(2(-10n-1)+5n)-72=0



We calculate terms in parentheses: -(2(-10n-1)+5n), so:

2(-10n-1)+5n

We add all the numbers together, and all the variables

5n+2(-10n-1)

We multiply parentheses

5n-20n-2

We add all the numbers together, and all the variables

-15n-2

Back to the equation:

-(-15n-2)



We get rid of parentheses

-8n+15n+2-72=0

We add all the numbers together, and all the variables

7n-70=0

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

7n=70

n=70/7

n=10

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