9-k-6/7k=50/7

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Solution for 9-k-6/7k=50/7 equation: 


k in (-oo:+oo)

9-k-((6/7)*k) = 50/7 // - 50/7

9-k-((6/7)*k)-(50/7) = 0

(-6/7)*k-k-50/7+9 = 0

13/7-13/7*k = 0 // - 13/7

-13/7*k = -13/7 // : -13/7

k = -13/7/(-13/7)

k = 1

k = 1

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