8/k-7=6/k

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Solution for 8/k-7=6/k equation: 


D( k )

k = 0

k = 0

k = 0

k in (-oo:0) U (0:+oo)

8/k-7 = 6/k // - 6/k

8/k-(6/k)-7 = 0

8/k-6*k^-1-7 = 0

2*k^-1 = 7 // : 2

k^-1 = 7/2

-1 < 0

1/(k^1) = 7/2 // * k^1

1 = 7/2*k^1 // : 7/2

2/7 = k^1

k = 2/7

k = 2/7

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