6+2k=5k-15 - solution

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Solution for 6+2k=5k-15 equation:

k in (-oo:+oo)

2*k+6 = 5*k-15 // - 5*k-15

2*k-(5*k)+6+15 = 0

2*k-5*k+6+15 = 0

21-3*k = 0 // - 21

-3*k = -21 // : -3

k = -21/(-3)

k = 7

k = 7

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