2a=(a+1)-1

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Solution for 2a=(a+1)-1 equation: 



2a=(a+1)-1

We move all terms to the left:

2a-((a+1)-1)=0



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

(a+1)-1

We get rid of parentheses

a+1-1

We add all the numbers together, and all the variables

a

Back to the equation:

-(a)



We add all the numbers together, and all the variables

a=0

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