-3-7k+4k=18

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Solution for -3-7k+4k=18 equation: 


k in (-oo:+oo)

4*k-(7*k)-3 = 18 // - 18

4*k-(7*k)-18-3 = 0

4*k-7*k-18-3 = 0

-3*k-21 = 0 // + 21

-3*k = 21 // : -3

k = 21/(-3)

k = -7

k = -7

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