1/81=b^-2

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Solution for 1/81=b^-2 equation: 



1/81=b^-2

We move all terms to the left:

1/81-(b^-2)=0

We get rid of parentheses

-b^+2+1/81=0

We multiply all the terms by the denominator


-b^*81+1+2*81=0

We add all the numbers together, and all the variables

-b^*81+163=0

Wy multiply elements

-81b+163=0

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

-81b=-163

b=-163/-81

b=2+1/81

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