(k-15)/7-(-1) - solution

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Solution for (k-15)/7-(-1) equation:

k in (-oo:+oo)

(k-15)/7+1 = 0

(k-15)/7+(1*7)/7 = 0

k+1*7-15 = 0

k-8 = 0

(k-8)/7 = 0

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

k-8 = 0

k-8 = 0 // + 8

k = 8

k = 8

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