3/7=k/4.2

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Solution for 3/7=k/4.2 equation: 


k in (-oo:+oo)

3/7 = k/4.2 // - k/4.2

3/7-(k/4.2) = 0

3/7-0.23809524*k = 0

3/7-0.23809524*k = 0 // - 3/7

-0.23809524*k = -3/7 // : -0.23809524

k = -3/7/(-0.23809524)

k = 1.79999999

k = 1.79999999

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