2x^2-8x+5x=2x-3

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Solution for 2x^2-8x+5x=2x-3 equation:



2x^2-8x+5x=2x-3
We move all terms to the left:
2x^2-8x+5x-(2x-3)=0
We add all the numbers together, and all the variables
2x^2-3x-(2x-3)=0
We get rid of parentheses
2x^2-3x-2x+3=0
We add all the numbers together, and all the variables
2x^2-5x+3=0
a = 2; b = -5; c = +3;
Δ = b2-4ac
Δ = -52-4·2·3
Δ = 1
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{1}=1$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-5)-1}{2*2}=\frac{4}{4} =1 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-5)+1}{2*2}=\frac{6}{4} =1+1/2 $

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