48x-72=8x^2

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



48x-72=8x^2

We move all terms to the left:

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

determiningTheFunctionDomain
-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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