-3/5x-8x2/9

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Solution for -3/5x-8x2/9 equation: 


x in (-oo:+oo)

(-3/5)*x-((8*x^2)/9) = 0

(-8/9)*x^2+(-3/5)*x = 0

-8/9*x^2-3/5*x = 0

DELTA = (-3/5)^2-(-8/9*0*4)

DELTA = 9/25

DELTA > 0

x = ((9/25)^(1/2)+3/5)/(-8/9*2) or x = (3/5-(9/25)^(1/2))/(-8/9*2)

x = -27/40 or x = 0

x in { -27/40, 0 }

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