8/6=7/k+9

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Solution for 8/6=7/k+9 equation: 


D( k )

k = 0

k = 0

k = 0

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

8/6 = 7/k+9 // - 7/k+9

8/6-(7/k)-9 = 0

8/6-7*k^-1-9 = 0

-7*k^-1 = 23/3 // : -7

k^-1 = -23/21

-1 < 0

1/(k^1) = -23/21 // * k^1

1 = -23/21*k^1 // : -23/21

-21/23 = k^1

k = -21/23

k = -21/23

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