25d/2d-10+3d/10d-50

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Solution for 25d/2d-10+3d/10d-50 equation: 


d in (-oo:+oo)

((25*d)/2)*d+((3*d)/10)*d-50-10 = 0

64/5*d^2 = 60 // : 64/5

d^2 = 75/16

d^2 = 75/16 // ^ 1/2

abs(d) = (75/16)^(1/2)

d = (75/16)^(1/2) or d = -(75/16)^(1/2)

d in { (75/16)^(1/2), -(75/16)^(1/2) }

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