(x-1)2=0.81

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Solution for (x-1)2=0.81 equation: 



(x-1)2=0.81

We move all terms to the left:

(x-1)2-(0.81)=0

We add all the numbers together, and all the variables

(x-1)2-0.81=0

We multiply parentheses

2x-2-0.81=0

We add all the numbers together, and all the variables

2x-2.81=0

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

2x=2.81

x=2.81/2

x=1+0.81/2

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