3=z/7.2

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Solution for 3=z/7.2 equation: 


z in (-oo:+oo)

3 = z/7.2 // - z/7.2

3-(z/7.2) = 0

3-0.13888889*z = 0

3-0.13888889*z = 0 // - 3

-0.13888889*z = -3 // : -0.13888889

z = -3/(-0.13888889)

z = 21.59999983

z = 21.59999983

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