4x(3x-2)-(3x-2)=0

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Solution for 4x(3x-2)-(3x-2)=0 equation:



4x(3x-2)-(3x-2)=0
We multiply parentheses
12x^2-8x-(3x-2)=0
We get rid of parentheses
12x^2-8x-3x+2=0
We add all the numbers together, and all the variables
12x^2-11x+2=0
a = 12; b = -11; c = +2;
Δ = b2-4ac
Δ = -112-4·12·2
Δ = 25
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{25}=5$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-11)-5}{2*12}=\frac{6}{24} =1/4 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-11)+5}{2*12}=\frac{16}{24} =2/3 $

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