2x-21=(x+13)2

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Solution for 2x-21=(x+13)2 equation: 



2x-21=(x+13)2

We move all terms to the left:

2x-21-((x+13)2)=0



We calculate terms in parentheses: -((x+13)2), so:

(x+13)2

We multiply parentheses

2x+26

Back to the equation:

-(2x+26)



We get rid of parentheses

2x-2x-26-21=0

We add all the numbers together, and all the variables

-47!=0

There is no solution for this equation

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