18x^2=19x

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Solution for 18x^2=19x equation:



18x^2=19x
We move all terms to the left:
18x^2-(19x)=0
a = 18; b = -19; c = 0;
Δ = b2-4ac
Δ = -192-4·18·0
Δ = 361
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{361}=19$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-19)-19}{2*18}=\frac{0}{36} =0 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-19)+19}{2*18}=\frac{38}{36} =1+1/18 $

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