0.81=(b-8.18)2

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Solution for 0.81=(b-8.18)2 equation: 



0.81=(b-8.18)2

We move all terms to the left:

0.81-((b-8.18)2)=0



We calculate terms in parentheses: -((b-8.18)2), so:

(b-8.18)2

We multiply parentheses

2b-16.36

Back to the equation:

-(2b-16.36)



We get rid of parentheses

-2b+16.36+0.81=0

We add all the numbers together, and all the variables

-2b+17.17=0

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

-2b=-17.17

b=-17.17/-2

b=8+1/1.7094017094

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