-6x^2+9x-1=-18x+13

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Solution for -6x^2+9x-1=-18x+13 equation:



-6x^2+9x-1=-18x+13
We move all terms to the left:
-6x^2+9x-1-(-18x+13)=0
We get rid of parentheses
-6x^2+9x+18x-13-1=0
We add all the numbers together, and all the variables
-6x^2+27x-14=0
a = -6; b = 27; c = -14;
Δ = b2-4ac
Δ = 272-4·(-6)·(-14)
Δ = 393
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(27)-\sqrt{393}}{2*-6}=\frac{-27-\sqrt{393}}{-12} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(27)+\sqrt{393}}{2*-6}=\frac{-27+\sqrt{393}}{-12} $

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