2x(6x-12x)=8x

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Solution for 2x(6x-12x)=8x equation:



2x(6x-12x)=8x
We move all terms to the left:
2x(6x-12x)-(8x)=0
We add all the numbers together, and all the variables
2x(-6x)-8x=0
We add all the numbers together, and all the variables
-8x+2x(-6x)=0
We multiply parentheses
-12x^2-8x=0
a = -12; b = -8; c = 0;
Δ = b2-4ac
Δ = -82-4·(-12)·0
Δ = 64
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{64}=8$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-8)-8}{2*-12}=\frac{0}{-24} =0 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-8)+8}{2*-12}=\frac{16}{-24} =-2/3 $

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