16a^2-8a=-1

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Solution for 16a^2-8a=-1 equation: 



16a^2-8a=-1

We move all terms to the left:

16a^2-8a-(-1)=0

We add all the numbers together, and all the variables

16a^2-8a+1=0

a = 16; b = -8; c = +1;
Δ = b2-4ac
Δ = -82-4·16·1
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$a=\frac{-b}{2a}=\frac{8}{32}=1/4$

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