2/7k+3=31/7

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Solution for 2/7k+3=31/7 equation: 


k in (-oo:+oo)

(2/7)*k+3 = 31/7 // - 31/7

(2/7)*k-(31/7)+3 = 0

(2/7)*k-31/7+3 = 0

2/7*k-10/7 = 0 // + 10/7

2/7*k = 10/7 // : 2/7

k = 10/7/2/7

k = 5

k = 5

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