31+6n=-1+2(4+7n)

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Solution for 31+6n=-1+2(4+7n) equation: 



31+6n=-1+2(4+7n)

We move all terms to the left:

31+6n-(-1+2(4+7n))=0

We add all the numbers together, and all the variables

6n-(-1+2(7n+4))+31=0



We calculate terms in parentheses: -(-1+2(7n+4)), so:

-1+2(7n+4)

determiningTheFunctionDomain
2(7n+4)-1

We multiply parentheses

14n+8-1

We add all the numbers together, and all the variables

14n+7

Back to the equation:

-(14n+7)



We get rid of parentheses

6n-14n-7+31=0

We add all the numbers together, and all the variables

-8n+24=0

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

-8n=-24

n=-24/-8

n=+3

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