3/7r=12

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Solution for 3/7r=12 equation: 


r in (-oo:+oo)

(3/7)*r = 12 // - 12

(3/7)*r-12 = 0

3/7*r-12 = 0 // + 12

3/7*r = 12 // : 3/7

r = 12/3/7

r = 28

r = 28

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