3/10+9d/10-2=2d+4-3d

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Solution for 3/10+9d/10-2=2d+4-3d equation: 


d in (-oo:+oo)

(9*d)/10+3/10-2 = 2*d-(3*d)+4 // - 2*d-(3*d)+4

(9*d)/10-(2*d)+3*d+3/10-4-2 = 0

(9*d)/10-2*d+3*d+3/10-4-2 = 0

19/10*d-57/10 = 0 // + 57/10

19/10*d = 57/10 // : 19/10

d = 57/10/19/10

d = 3

d = 3

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