-8x^2-48x=72

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Solution for -8x^2-48x=72 equation: 



-8x^2-48x=72

We move all terms to the left:

-8x^2-48x-(72)=0

a = -8; b = -48; c = -72;
Δ = b2-4ac
Δ = -482-4·(-8)·(-72)
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{48}{-16}=-3$

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