1-6x=4x(3-2x)

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Solution for 1-6x=4x(3-2x) equation:



1-6x=4x(3-2x)
We move all terms to the left:
1-6x-(4x(3-2x))=0
We add all the numbers together, and all the variables
-6x-(4x(-2x+3))+1=0
We calculate terms in parentheses: -(4x(-2x+3)), so:
4x(-2x+3)
We multiply parentheses
-8x^2+12x
Back to the equation:
-(-8x^2+12x)
We get rid of parentheses
8x^2-12x-6x+1=0
We add all the numbers together, and all the variables
8x^2-18x+1=0
a = 8; b = -18; c = +1;
Δ = b2-4ac
Δ = -182-4·8·1
Δ = 292
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

The end solution:
$\sqrt{\Delta}=\sqrt{292}=\sqrt{4*73}=\sqrt{4}*\sqrt{73}=2\sqrt{73}$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-18)-2\sqrt{73}}{2*8}=\frac{18-2\sqrt{73}}{16} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-18)+2\sqrt{73}}{2*8}=\frac{18+2\sqrt{73}}{16} $

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