-40+2n=3n+2(3n+1)

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Solution for -40+2n=3n+2(3n+1) equation: 



-40+2n=3n+2(3n+1)

We move all terms to the left:

-40+2n-(3n+2(3n+1))=0



We calculate terms in parentheses: -(3n+2(3n+1)), so:

3n+2(3n+1)

We multiply parentheses

3n+6n+2

We add all the numbers together, and all the variables

9n+2

Back to the equation:

-(9n+2)



We get rid of parentheses

2n-9n-2-40=0

We add all the numbers together, and all the variables

-7n-42=0

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

-7n=42

n=42/-7

n=-6

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