4x^2-10x=14

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Solution for 4x^2-10x=14 equation:



4x^2-10x=14
We move all terms to the left:
4x^2-10x-(14)=0
a = 4; b = -10; c = -14;
Δ = b2-4ac
Δ = -102-4·4·(-14)
Δ = 324
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{324}=18$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-10)-18}{2*4}=\frac{-8}{8} =-1 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-10)+18}{2*4}=\frac{28}{8} =3+1/2 $

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