34=(20-x)2

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Solution for 34=(20-x)2 equation: 



34=(20-x)2

We move all terms to the left:

34-((20-x)2)=0

We add all the numbers together, and all the variables

-((-1x+20)2)+34=0



We calculate terms in parentheses: -((-1x+20)2), so:

(-1x+20)2

We multiply parentheses

-2x+40

Back to the equation:

-(-2x+40)



We get rid of parentheses

2x-40+34=0

We add all the numbers together, and all the variables

2x-6=0

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

2x=6

x=6/2

x=3

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