-11=(-x^2-6x)/20

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Solution for -11=(-x^2-6x)/20 equation: 


x in (-oo:+oo)

-11 = ((-x)^2-(6*x))/20 // - ((-x)^2-(6*x))/20

-(((-x)^2-(6*x))/20)-11 = 0

-(((-x)^2-6*x)/20)-11 = 0

(-1*(x^2-6*x))/20-11 = 0

(-1*(x^2-6*x))/20+(-11*20)/20 = 0

-1*(x^2-6*x)-11*20 = 0

6*x-x^2-220 = 0

6*x-x^2-220 = 0

6*x-x^2-220 = 0

DELTA = 6^2-(-220*(-1)*4)

DELTA = -844

DELTA < 0

1 = 0

1/20 = 0

1/20 = 0 // * 20

1 = 0

1 = 0

x belongs to the empty set

x belongs to the empty set

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