k/2+4=7

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Solution for k/2+4=7 equation: 


k in (-oo:+oo)

k/2+4 = 7 // - 7

k/2-7+4 = 0

1/2*k-3 = 0 // + 3

1/2*k = 3 // : 1/2

k = 3/1/2

k = 6

k = 6

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