2y/3y-9

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Solution for 2y/3y-9 equation: 


y in (-oo:+oo)

((2*y)/3)*y-9 = 0

2/3*y^2 = 9 // : 2/3

y^2 = 27/2

y^2 = 27/2 // ^ 1/2

abs(y) = (27/2)^(1/2)

y = (27/2)^(1/2) or y = -(27/2)^(1/2)

y in { (27/2)^(1/2), -(27/2)^(1/2) }

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