-7-1/2k=-21/2

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Solution for -7-1/2k=-21/2 equation: 


k in (-oo:+oo)

-((1/2)*k)-7 = -21/2 // + -21/2

-((1/2)*k)-(-21/2)-7 = 0

(-1/2)*k+21/2-7 = 0

7/2-1/2*k = 0 // - 7/2

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

k = -7/2/(-1/2)

k = 7

k = 7

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