3k+1-7k=-11

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Solution for 3k+1-7k=-11 equation: 


k in (-oo:+oo)

3*k-(7*k)+1 = -11 // + 11

3*k-(7*k)+1+11 = 0

3*k-7*k+1+11 = 0

12-4*k = 0 // - 12

-4*k = -12 // : -4

k = -12/(-4)

k = 3

k = 3

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