6-5x+2*2x=4+2x(x-6)

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Solution for 6-5x+2*2x=4+2x(x-6) equation:



6-5x+2*2x=4+2x(x-6)
We move all terms to the left:
6-5x+2*2x-(4+2x(x-6))=0
Wy multiply elements
-5x+4x-(4+2x(x-6))+6=0
We calculate terms in parentheses: -(4+2x(x-6)), so:
4+2x(x-6)
determiningTheFunctionDomain 2x(x-6)+4
We multiply parentheses
2x^2-12x+4
Back to the equation:
-(2x^2-12x+4)
We add all the numbers together, and all the variables
-1x-(2x^2-12x+4)+6=0
We get rid of parentheses
-2x^2-1x+12x-4+6=0
We add all the numbers together, and all the variables
-2x^2+11x+2=0
a = -2; b = 11; c = +2;
Δ = b2-4ac
Δ = 112-4·(-2)·2
Δ = 137
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{-(11)-\sqrt{137}}{2*-2}=\frac{-11-\sqrt{137}}{-4} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(11)+\sqrt{137}}{2*-2}=\frac{-11+\sqrt{137}}{-4} $

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