A(n)=(n-1)

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Solution for A(n)=(n-1) equation: 



(A)=(A-1)

We move all terms to the left:

(A)-((A-1))=0



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

(A-1)

We get rid of parentheses

A-1

Back to the equation:

-(A-1)



We get rid of parentheses

A-A+1=0

We add all the numbers together, and all the variables

1!=0

There is no solution for this equation

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