x^2/8-10x/9=-8/9

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Solution for x^2/8-10x/9=-8/9 equation: 


x in (-oo:+oo)

(x^2)/8-((10*x)/9) = -8/9 // + -8/9

(x^2)/8-((10*x)/9)-(-8/9) = 0

(x^2)/8+(-10/9)*x+8/9 = 0

1/8*x^2-10/9*x+8/9 = 0

DELTA = (-10/9)^2-(1/8*8/9*4)

DELTA = 64/81

DELTA > 0

x = ((64/81)^(1/2)+10/9)/(1/8*2) or x = (10/9-(64/81)^(1/2))/(1/8*2)

x = 8 or x = 8/9

x in { 8/9, 8 }

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