3x^2+13x+14=54

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Solution for 3x^2+13x+14=54 equation:



3x^2+13x+14=54
We move all terms to the left:
3x^2+13x+14-(54)=0
We add all the numbers together, and all the variables
3x^2+13x-40=0
a = 3; b = 13; c = -40;
Δ = b2-4ac
Δ = 132-4·3·(-40)
Δ = 649
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{-(13)-\sqrt{649}}{2*3}=\frac{-13-\sqrt{649}}{6} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(13)+\sqrt{649}}{2*3}=\frac{-13+\sqrt{649}}{6} $

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