3/5x2+7x+20=0

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Solution for 3/5x2+7x+20=0 equation: 


x in (-oo:+oo)

(3/5)*x^2+7*x+20 = 0

3/5*x^2+7*x+20 = 0

DELTA = 7^2-(3/5*4*20)

DELTA = 1

DELTA > 0

x = (1^(1/2)-7)/(3/5*2) or x = (-1^(1/2)-7)/(3/5*2)

x = -5 or x = -20/3

x in { -20/3, -5 }

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