X*x=2x+0,44

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Solution for X*x=2x+0,44 equation:



X*X=2X+0.44
We move all terms to the left:
X*X-(2X+0.44)=0
Wy multiply elements
X^2-(2X+0.44)=0
We get rid of parentheses
X^2-2X-0.44=0
a = 1; b = -2; c = -0.44;
Δ = b2-4ac
Δ = -22-4·1·(-0.44)
Δ = 5.76
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{-(-2)-\sqrt{5.76}}{2*1}=\frac{2-\sqrt{5.76}}{2} $
$X_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-2)+\sqrt{5.76}}{2*1}=\frac{2+\sqrt{5.76}}{2} $

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