3+3/7k=3/5k+65/21

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Solution for 3+3/7k=3/5k+65/21 equation: 


k in (-oo:+oo)

(3/7)*k+3 = (3/5)*k+65/21 // - (3/5)*k+65/21

(3/7)*k-((3/5)*k)-(65/21)+3 = 0

(3/7)*k+(-3/5)*k-65/21+3 = 0

-6/35*k-2/21 = 0 // + 2/21

-6/35*k = 2/21 // : -6/35

k = 2/21/(-6/35)

k = -5/9

k = -5/9

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