6x^2-8=8x

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Solution for 6x^2-8=8x equation:



6x^2-8=8x
We move all terms to the left:
6x^2-8-(8x)=0
a = 6; b = -8; c = -8;
Δ = b2-4ac
Δ = -82-4·6·(-8)
Δ = 256
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{256}=16$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-8)-16}{2*6}=\frac{-8}{12} =-2/3 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-8)+16}{2*6}=\frac{24}{12} =2 $

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