-2k+9=7

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Solution for -2k+9=7 equation: 


k in (-oo:+oo)

9-2*k = 7 // - 7

9-2*k-7 = 0

2-2*k = 0 // - 2

-2*k = -2 // : -2

k = -2/(-2)

k = 1

k = 1

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