8-4k=-20

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Solution for 8-4k=-20 equation: 


k in (-oo:+oo)

8-(4*k) = -20 // + 20

8-(4*k)+20 = 0

8-4*k+20 = 0

28-4*k = 0 // - 28

-4*k = -28 // : -4

k = -28/(-4)

k = 7

k = 7

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