27x+50=x^2+27x-50

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Solution for 27x+50=x^2+27x-50 equation:



27x+50=x^2+27x-50
We move all terms to the left:
27x+50-(x^2+27x-50)=0
We get rid of parentheses
-x^2+27x-27x+50+50=0
We add all the numbers together, and all the variables
-1x^2+100=0
a = -1; b = 0; c = +100;
Δ = b2-4ac
Δ = 02-4·(-1)·100
Δ = 400
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{400}=20$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(0)-20}{2*-1}=\frac{-20}{-2} =+10 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(0)+20}{2*-1}=\frac{20}{-2} =-10 $

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