7k-3=-66

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Solution for 7k-3=-66 equation: 


k in (-oo:+oo)

7*k-3 = -66 // + 66

7*k-3+66 = 0

7*k+63 = 0 // - 63

7*k = -63 // : 7

k = -63/7

k = -9

k = -9

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