7z-1/2=3z

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Solution for 7z-1/2=3z equation:


z in (-oo:+oo)

7*z-(1/2) = 3*z // - 3*z

7*z-(3*z)-(1/2) = 0

7*z-3*z-1/2 = 0

4*z-1/2 = 0 // + 1/2

4*z = 1/2 // : 4

z = 1/2/4

z = 1/8

z = 1/8

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