6x/5x-9=18-9x

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Solution for 6x/5x-9=18-9x equation: 


x in (-oo:+oo)

((6*x)/5)*x-9 = 18-(9*x) // - 18-(9*x)

((6*x)/5)*x+9*x-18-9 = 0

6/5*x^2+9*x-27 = 0

DELTA = 9^2-(-27*6/5*4)

DELTA = 1053/5

DELTA > 0

x = ((1053/5)^(1/2)-9)/(6/5*2) or x = (-(1053/5)^(1/2)-9)/(6/5*2)

x = 5/12*((1053/5)^(1/2)-9) or x = -5/12*((1053/5)^(1/2)+9)

x in { -5/12*((1053/5)^(1/2)+9), 5/12*((1053/5)^(1/2)-9) }

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