1/4d+7/4d=12

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Solution for 1/4d+7/4d=12 equation: 


d in (-oo:+oo)

(1/4)*d+(7/4)*d = 12 // - 12

(1/4)*d+(7/4)*d-12 = 0

2*d-12 = 0 // + 12

2*d = 12 // : 2

d = 12/2

d = 6

d = 6

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