-3x*(-3x)+6x=-1

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Solution for -3x*(-3x)+6x=-1 equation: 



-3x(-3x)+6x=-1

We move all terms to the left:

-3x(-3x)+6x-(-1)=0

We add all the numbers together, and all the variables

6x-3x(-3x)+1=0

We multiply parentheses

9x^2+6x+1=0

a = 9; b = 6; c = +1;
Δ = b2-4ac
Δ = 62-4·9·1
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{-6}{18}=-1/3$

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