7x2-3x=32

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Solution for 7x2-3x=32 equation:



7x^2-3x=32
We move all terms to the left:
7x^2-3x-(32)=0
a = 7; b = -3; c = -32;
Δ = b2-4ac
Δ = -32-4·7·(-32)
Δ = 905
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{-(-3)-\sqrt{905}}{2*7}=\frac{3-\sqrt{905}}{14} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-3)+\sqrt{905}}{2*7}=\frac{3+\sqrt{905}}{14} $

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