5x-3x(2x-1)=3x

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Solution for 5x-3x(2x-1)=3x equation:



5x-3x(2x-1)=3x
We move all terms to the left:
5x-3x(2x-1)-(3x)=0
We add all the numbers together, and all the variables
2x-3x(2x-1)=0
We multiply parentheses
-6x^2+2x+3x=0
We add all the numbers together, and all the variables
-6x^2+5x=0
a = -6; b = 5; c = 0;
Δ = b2-4ac
Δ = 52-4·(-6)·0
Δ = 25
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{25}=5$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(5)-5}{2*-6}=\frac{-10}{-12} =5/6 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(5)+5}{2*-6}=\frac{0}{-12} =0 $

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