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x in (-oo:+oo)
2-(2*((3*x)/5)) = ((5*x)/5)*(x-8) // - ((5*x)/5)*(x-8)
2-(((5*x)/5)*(x-8))-(2*((3*x)/5)) = 0
(-6/5)*x-(x*(x-8))+2 = 0
(-6*x)/5-1*x*(x-8)+2 = 0
(-1*5*x*(x-8))/5+(-6*x)/5+(2*5)/5 = 0
2*5-1*5*x*(x-8)-6*x = 0
34*x-5*x^2+10 = 0
34*x-5*x^2+10 = 0
34*x-5*x^2+10 = 0
DELTA = 34^2-(-5*4*10)
DELTA = 1356
DELTA > 0
x = (1356^(1/2)-34)/(-5*2) or x = (-1356^(1/2)-34)/(-5*2)
x = (2*339^(1/2)-34)/(-10) or x = (-2*339^(1/2)-34)/(-10)
(x-((2*339^(1/2)-34)/(-10)))*(x-((-2*339^(1/2)-34)/(-10))) = 0
((x-((2*339^(1/2)-34)/(-10)))*(x-((-2*339^(1/2)-34)/(-10))))/5 = 0
((x-((2*339^(1/2)-34)/(-10)))*(x-((-2*339^(1/2)-34)/(-10))))/5 = 0 // * 5
(x-((2*339^(1/2)-34)/(-10)))*(x-((-2*339^(1/2)-34)/(-10))) = 0
( x-((-2*339^(1/2)-34)/(-10)) )
x-((-2*339^(1/2)-34)/(-10)) = 0 // + (-2*339^(1/2)-34)/(-10)
x = (-2*339^(1/2)-34)/(-10)
( x-((2*339^(1/2)-34)/(-10)) )
x-((2*339^(1/2)-34)/(-10)) = 0 // + (2*339^(1/2)-34)/(-10)
x = (2*339^(1/2)-34)/(-10)
x in { (-2*339^(1/2)-34)/(-10), (2*339^(1/2)-34)/(-10) }
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