4.2=k/2 - solution

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Solution for 4.2=k/2 equation:

k in (-oo:+oo)

4.2 = k/2 // - k/2

4.2-(k/2) = 0

4.2-1/2*k = 0 // - 4.2

-1/2*k = -4.2 // : -1/2

k = -4.2/(-1/2)

k = 8.4

k = 8.4

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