k/2+1=9

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Solution for k/2+1=9 equation: 


k in (-oo:+oo)

k/2+1 = 9 // - 9

k/2-9+1 = 0

1/2*k-8 = 0 // + 8

1/2*k = 8 // : 1/2

k = 8/1/2

k = 16

k = 16

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