A(n)=11+(n-1)4

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Solution for A(n)=11+(n-1)4 equation: 



(A)=11+(A-1)4

We move all terms to the left:

(A)-(11+(A-1)4)=0



We calculate terms in parentheses: -(11+(A-1)4), so:

11+(A-1)4

determiningTheFunctionDomain
(A-1)4+11

We multiply parentheses

4A-4+11

We add all the numbers together, and all the variables

4A+7

Back to the equation:

-(4A+7)



We get rid of parentheses

A-4A-7=0

We add all the numbers together, and all the variables

-3A-7=0

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

-3A=7

A=7/-3

A=-2+1/3

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