3=z/7.8

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Solution for 3=z/7.8 equation: 


z in (-oo:+oo)

3 = z/7.8 // - z/7.8

3-(z/7.8) = 0

3-0.12820513*z = 0

3-0.12820513*z = 0 // - 3

-0.12820513*z = -3 // : -0.12820513

z = -3/(-0.12820513)

z = 23.39999967

z = 23.39999967

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